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Copy pathbinarybacktracker256fast.c
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binarybacktracker256fast.c
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#include <dirent.h>
#include <stdio.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/file.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include "sha256.h"
#include "eter172c.c"
#include "e2_info.c"
#define RUN_FAST 1
#define CHECK_WITH_256
#if 1
// 229 fields filled
unsigned char enabled_fields[] =
"XXXXXXXXXXXXXXXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"X..............X"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXX.XXX"
"XXXXXXXXXXXXXXXX"
;
#endif // 0
typedef enum
{
INFO_UNKNOWN_COMBINATION = 0,
INFO_PREVIOUSLY_USED_COMBINATION = 1,
INFO_FORBIDDEN_COMBINATION = 2,
INFO_FORBIDDEN_EASY_COMBINATION = 3
} enumInfoCombination;
unsigned char *forbiddenCombinations[1 + 130180];
unsigned long usedIndizes[256];
unsigned long nrOfUsedIndizes = 0;
unsigned long nrOfForbiddenCombinations = 0;
unsigned long nrOfForbiddenEasyCombinations = 0;
unsigned long nrOfPreviouslyUsedCombinations = 0;
unsigned long fieldMin[256];
unsigned long fieldMax[256];
unsigned long pathWay[256];
unsigned long step = 0;
unsigned long stepMax = 0;
int importSolutions(char *filename);
int GetIndex(int f, int c, int r);
int importUnsatFile(char *filename);
int GetIndex(int f, int c, int r)
{
for(int i = 1; i <= NR_OF_SAT_VARIABLES; i++)
{
if(combinations[i-1].Field == f && combinations[i-1].Card == c && combinations[i-1].Rotation == r)
{
return i;
}
}
return 0;
}
int sha256_test()
{
BYTE text1[] = {"abc"};
BYTE text2[] = {"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq"};
BYTE text3[] = {"aaaaaaaaaa"};
BYTE hash1[SHA256_BLOCK_SIZE] = {0xba,0x78,0x16,0xbf,0x8f,0x01,0xcf,0xea,0x41,0x41,0x40,0xde,0x5d,0xae,0x22,0x23,
0xb0,0x03,0x61,0xa3,0x96,0x17,0x7a,0x9c,0xb4,0x10,0xff,0x61,0xf2,0x00,0x15,0xad};
BYTE hash2[SHA256_BLOCK_SIZE] = {0x24,0x8d,0x6a,0x61,0xd2,0x06,0x38,0xb8,0xe5,0xc0,0x26,0x93,0x0c,0x3e,0x60,0x39,
0xa3,0x3c,0xe4,0x59,0x64,0xff,0x21,0x67,0xf6,0xec,0xed,0xd4,0x19,0xdb,0x06,0xc1};
BYTE hash3[SHA256_BLOCK_SIZE] = {0xcd,0xc7,0x6e,0x5c,0x99,0x14,0xfb,0x92,0x81,0xa1,0xc7,0xe2,0x84,0xd7,0x3e,0x67,
0xf1,0x80,0x9a,0x48,0xa4,0x97,0x20,0x0e,0x04,0x6d,0x39,0xcc,0xc7,0x11,0x2c,0xd0};
BYTE buf[SHA256_BLOCK_SIZE];
SHA256_CTX ctx;
int idx;
int pass = 1;
sha256_init(&ctx);
sha256_update(&ctx, text1, strlen(text1));
sha256_final(&ctx, buf);
pass = pass && !memcmp(hash1, buf, SHA256_BLOCK_SIZE);
sha256_init(&ctx);
sha256_update(&ctx, text2, strlen(text2));
sha256_final(&ctx, buf);
pass = pass && !memcmp(hash2, buf, SHA256_BLOCK_SIZE);
sha256_init(&ctx);
for (idx = 0; idx < 100000; ++idx)
sha256_update(&ctx, text3, strlen(text3));
sha256_final(&ctx, buf);
pass = pass && !memcmp(hash3, buf, SHA256_BLOCK_SIZE);
return(pass);
}
unsigned char string_starts_with(char *string, char *searchstring)
{
if(strncmp(string, searchstring, strlen(searchstring)) == 0)
{
return 1;
}
return 0;
}
unsigned char string_ends_with(char *string, char *searchstring)
{
if(strlen(searchstring) > strlen(string))
{
return 0;
}
if(strncmp(string+strlen(string)-strlen(searchstring), searchstring, strlen(searchstring)) == 0)
{
return 1;
}
return 0;
}
int main(void)
{
DIR *d;
struct dirent *dir;
#if 0
printf("SHA-256 tests: %s\n", sha256_test() ? "SUCCEEDED" : "FAILED");
exit(1);
#endif // 0
memset(forbiddenCombinations, 0, sizeof(forbiddenCombinations));
for(int i = 1; i <= 130180; i++)
{
forbiddenCombinations[i] = malloc((i + 1) * sizeof(forbiddenCombinations[0][0]));
memset(&forbiddenCombinations[i][0], 0, (i + 1) * sizeof(forbiddenCombinations[0][0]));
}
for(int i = 0; i < 256; i++)
{
fieldMin[i] = 130180 + 1;
fieldMax[i] = 1 - 1;
}
for(int i = 1; i <= 130180; i++)
{
if(i < fieldMin[combinations[i-1].Field]) fieldMin[combinations[i-1].Field] = i;
if(fieldMax[combinations[i-1].Field] < i) fieldMax[combinations[i-1].Field] = i;
}
for(int i = 0; i < 5; i++)
{
printf("c Field %d: min=%ld max=%ld\n", i, fieldMin[i], fieldMax[i]);
}
// Calculate easy forbidden combinations (e.g. same field, not suitable neighbour)
for(int i = 1; i <= 130180; i++)
{
if((i % 1000) == 0) printf("c i=%d\n", i);
for(int j = i + 1; j <= 130180; j++)
{
if(combinations[i-1].Field == combinations[j-1].Field);
else if(combinations[i-1].Card == combinations[j-1].Card);
else if((combinations[i-1].Field + 1) == combinations[j-1].Field && combinations[i-1].PatternEast != combinations[j-1].PatternWest);
else if((combinations[i-1].Field + 16) == combinations[j-1].Field && combinations[i-1].PatternSouth != combinations[j-1].PatternNorth);
else continue;
forbiddenCombinations[j][i] = INFO_FORBIDDEN_EASY_COMBINATION;
nrOfForbiddenEasyCombinations++;
}
}
printf("c forbiddenCombinations[4][1]=%d (SOLL %d)\n", forbiddenCombinations[4][1], INFO_FORBIDDEN_EASY_COMBINATION);
if(forbiddenCombinations[4][1] != INFO_FORBIDDEN_EASY_COMBINATION) exit(1);
printf("c forbiddenCombinations[5][1]=%d (SOLL %d)\n", forbiddenCombinations[5][1], INFO_UNKNOWN_COMBINATION);
if(forbiddenCombinations[5][1] != INFO_UNKNOWN_COMBINATION) exit(1);
printf("c forbiddenCombinations[38][5]=%d (SOLL %d)\n", forbiddenCombinations[38][5], INFO_FORBIDDEN_EASY_COMBINATION);
if(forbiddenCombinations[38][5] != INFO_FORBIDDEN_EASY_COMBINATION) exit(1);
#if 0
importSolutions("e2_partial_field_229_fields_filled_with_filter_4_unsat_5081_run1_set_9_run2.res");
importSolutions("e2_partial_field_231_fields_filled_with_filter_4_unsat_5081_run1_set_9_run2.res");
importSolutions("e2_partial_field_233_fields_filled_with_filter_4_unsat_5081_run1_set_9_run2.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_9_run2.res");
importSolutions("e2_test_partial_229_fields_5081_solutions.res");
importSolutions("e2_partial_field_229_fields_filled_with_unsat_202008151148_and_202008151329.res");
importSolutions("e2_partial_field_229_fields_filled_with_unsat_202008231948_and_202008151329.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_22_run2.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_23_run2.res");
importSolutions("e2_partial_field_lower_left_12_square_remaining_filled_edge_and_ring_2_and_ring_4_and_ring_6_completed_resextract_0_filter_4.res");
importSolutions("e2_partial_field_235_fields_filled_with_e2_unsat_202011080724.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_39.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_44.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_52.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_53.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_59.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_66.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_73.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_10_run2_set_76.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_101.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_103.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_104.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_106.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_107.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_94.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_98.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_11_run2_set_99.res");
importSolutions("e2_partial_field_235_fields_filled_with_filter_4_unsat_5081_run1_set_782_run2_set_1241.res");
#endif // 0
#if 0
d = opendir(".");
if (d)
{
while ((dir = readdir(d)) != NULL)
{
// printf("c %s\n", dir->d_name);
if(string_starts_with(dir->d_name, "e2_partial_field_") &&
string_starts_with(dir->d_name+20, "_fields_filled_with_filter_4_unsat_5081_run1_set"))
{
// printf("c 1\n");
if(string_ends_with(dir->d_name, ".res"))
{
unsigned long filledFields;
unsigned long z1, z2;
// printf("c 2\n");
sscanf(dir->d_name, "e2_partial_field_%ld_fields_filled_with_filter_4_unsat_5081_run1_set_%ld_run2_set_%ld.res", &filledFields, &z1, &z2);
// printf("c filledFields=%ld,z1=%ld,z2=%ld\n", filledFields, z1, z2);
if(filledFields == 229 && (enabled_fields[combinations[z1-1].Field] == '.' || enabled_fields[combinations[z2-1].Field] == '.'))
{
printf("./delete229disabledfield_set_set.sh %ld %ld DUMMY\n", z1, z2);
}
struct stat statbuf;
if(stat(dir->d_name, &statbuf) == 0)
{
// printf("c # size=%ld\n", statbuf.st_size);
if(statbuf.st_size == 6)
{
unsigned long fz1 = z1;
unsigned long fz2 = z2;
if(z1 > z2)
{
fz1 = z2;
fz2 = z1;
}
else if(z1 == z2)
{
printf("Same numbers %ld !!!\n", z1);
exit(1);
}
if(forbiddenCombinations[z2][z1] == INFO_FORBIDDEN_EASY_COMBINATION)
{
printf("c Hint: %ld %ld already forbidden by easy combination\n", z1, z2);
printf("./removeme.sh %ld %ld\n", z1, z2);
}
forbiddenCombinations[z2][z1] = INFO_FORBIDDEN_COMBINATION;
nrOfForbiddenCombinations++;
}
else if(statbuf.st_size == 930112 || statbuf.st_size == 930110 ||
statbuf.st_size == 930108 || statbuf.st_size == 930106)
{
#if 0
importSolutions(dir->d_name);
#endif // 0
}
}
}
}
}
closedir(d);
}
#endif // 0
setvbuf(stdout, (char*)NULL, _IONBF, 0);
importUnsatFile("e2_found_invalid_clauses_round_1.cnf");
importUnsatFile("e2_found_invalid_clauses_round_2.cnf");
importUnsatFile("e2_found_invalid_clauses_round_3.cnf");
importUnsatFile("e2_found_invalid_clauses_round_4.cnf");
importUnsatFile("e2_found_invalid_clauses_round_5.cnf");
importUnsatFile("e2_found_invalid_clauses_round_6.cnf");
importUnsatFile("e2_found_invalid_clauses_round_7.cnf");
importUnsatFile("e2_found_invalid_clauses_round_8.cnf");
importUnsatFile("e2_found_invalid_clauses_round_9.cnf");
importUnsatFile("e2_unsat_unred_202108181919.cnf");
importUnsatFile("e2_unsat_unred_202108182112.cnf");
importUnsatFile("e2_unsat_unred_202108190440.cnf");
importUnsatFile("e2_unsat_unred_202108191034.cnf");
importUnsatFile("e2_unsat_unred_202108202148.cnf");
importUnsatFile("e2_unsat_unred_202108210702.cnf");
importUnsatFile("e2_unsat_unred_202108212214.cnf");
importUnsatFile("e2_unsat_manually_found_202108221228.cnf");
importUnsatFile("e2_unsat_unred_202108220834.cnf");
importUnsatFile("e2_unsat_unred_202108221248.cnf");
importUnsatFile("e2_unsat_unred_202108221942.cnf");
// Broken file!!! Thanks to Akos!!! Later files can be influenced!!!
// importUnsatFile("e2_unsat_from_earlier_directory_202107280724.cnf");
importUnsatFile("e2_unsat_unred_202108230600.cnf");
importUnsatFile("e2_unsat_unred_202108231055.cnf");
importUnsatFile("e2_unsat_unred_202108231928.cnf");
importUnsatFile("e2_unsat_unred_202108240701.cnf");
importUnsatFile("e2_unsat_unred_202108242129.cnf");
importUnsatFile("e2_unsat_unred_202108251024.cnf");
importUnsatFile("e2_unsat_unred_202108252255.cnf");
importUnsatFile("e2_found_invalid_clauses_202108251032.cnf");
importUnsatFile("e2_unsat_unred_202108260720.cnf");
importUnsatFile("e2_unsat_unred_202108260720.cnf");
importUnsatFile("e2_found_invalid_clauses_202108260727.cnf");
importUnsatFile("e2_unsat_unred_202108262325.cnf");
importUnsatFile("e2_unsat_unred_202108270833.cnf");
importUnsatFile("e2_unsat_unred_202108281649.cnf");
importUnsatFile("e2_unsat_unred_202108291127.cnf");
importUnsatFile("e2_unsat_unred_202108292108.cnf");
importUnsatFile("e2_unsat_unred_202108300628.cnf");
importUnsatFile("e2_found_invalid_clauses_202108300628.cnf");
importUnsatFile("e2_unsat_unred_202108302136.cnf");
importUnsatFile("e2_unsat_unred_202108310649.cnf");
importUnsatFile("e2_unsat_unred_202108312210.cnf");
importUnsatFile("e2_unsat_unred_202109010839.cnf");
importUnsatFile("e2_unsat_unred_202109012052.cnf");
importUnsatFile("e2_unsat_unred_202109020737.cnf");
importUnsatFile("e2_unsat_unred_202109022231.cnf");
importUnsatFile("e2_unsat_unred_202109031643.cnf");
importUnsatFile("e2_unsat_unred_202109041000.cnf");
importUnsatFile("e2_found_invalid_clauses_202109041000.cnf");
importUnsatFile("e2_unsat_unred_202109050650.cnf");
importUnsatFile("e2_unsat_unred_202109051857.cnf");
importUnsatFile("e2_unsat_unred_202109060748.cnf");
importUnsatFile("e2_unsat_unred_202109062247.cnf");
importUnsatFile("e2_unsat_unred_202109071430.cnf");
importUnsatFile("e2_unsat_unred_202109080711.cnf");
importUnsatFile("e2_unsat_unred_202109082200.cnf");
importUnsatFile("e2_unsat_unred_202109090809.cnf");
importUnsatFile("e2_unsat_unred_202109092258.cnf");
importUnsatFile("e2_unsat_unred_202109102140.cnf");
importUnsatFile("e2_unsat_unred_202109111208.cnf");
importUnsatFile("e2_unsat_unred_202109120716.cnf");
importUnsatFile("e2_unsat_unred_202109122155.cnf");
// Each clause of the following file is manually verified
importUnsatFile("e2_unsat_unred_duplicate_runs_202109122215.cnf");
importUnsatFile("e2_unsat_unred_202109132136.cnf");
// exit(1);
// UNSATUNSATUNSAT
printf("c %ld forbidden easy combinations (FILTERSTAT)\n", nrOfForbiddenEasyCombinations);
printf("c %ld forbidden combinations (FILTERSTAT)\n", nrOfForbiddenCombinations);
printf("c %ld previous used combinations (FILTERSTAT)\n", nrOfPreviouslyUsedCombinations);
#if 0
// Print collected UNSATs (but not the easy combinations)
for(int i = 1; i <= 130180; i++)
{
for(int j = i + 1; j <= 130180; j++)
{
if(forbiddenCombinations[j][i] == INFO_FORBIDDEN_COMBINATION)
{
printf("-%d -%d 0\n", i, j);
}
}
}
exit(1);
#endif // 0
#if 0
// Print collected UNSATs (but not the easy combinations)
for(int i = 1; i <= 130180; i++)
{
for(int j = i + 1; j <= 130180; j++)
{
if(forbiddenCombinations[j][i] == INFO_FORBIDDEN_COMBINATION)
{
int fielddistance = combinations[j-1].Field - combinations[i-1].Field;
printf("C%03dR%dC%03dR%d F%03dF%03d (D:%03d) -%d -%d 0\n", combinations[i-1].Card, combinations[i-1].Rotation, combinations[j-1].Card, combinations[j-1].Rotation, combinations[i-1].Field, combinations[j-1].Field, fielddistance, i, j);
}
}
}
exit(1);
#endif // 0
#if 1
{
unsigned char field[NR_OF_FIELDS];
unsigned char fieldpath[NR_OF_FIELDS];
unsigned int fieldpathctr = 0;
int fieldcombinations[NR_OF_FIELDS][NR_OF_FIELDS];
memset(fieldcombinations, 0, sizeof(fieldcombinations));
memset(field, 0, sizeof(field));
field[34] = 1;
fieldpath[fieldpathctr++] = 34;
field[45] = 1;
fieldpath[fieldpathctr++] = 45;
field[135] = 1;
fieldpath[fieldpathctr++] = 135;
field[210] = 1;
fieldpath[fieldpathctr++] = 210;
field[221] = 1;
fieldpath[fieldpathctr++] = 221;
printf("Collect number of valid field combinations\n");
// Collect info which field combination have which valid combinations
for(int i = 1; i <= 130180; i++)
{
for(int j = i + 1; j <= 130180; j++)
{
if(forbiddenCombinations[j][i] != INFO_FORBIDDEN_COMBINATION && forbiddenCombinations[j][i] != INFO_FORBIDDEN_EASY_COMBINATION)
{
fieldcombinations[combinations[i-1].Field][combinations[j-1].Field]++;
}
}
}
#if 0
for(int f0 = 0; f0 < NR_OF_FIELDS; f0++)
{
for(int f1 = 0; f1 < NR_OF_FIELDS; f1++)
{
if(fieldcombinations[f0][f1] != 0) printf("F%03dF%03d: %06d\n", f0, f1, fieldcombinations[f0][f1]);
}
}
#endif // 0
printf("Search best path\n");
while(fieldpathctr < NR_OF_FIELDS)
{
int currentmin = NR_OF_CARDS*NR_OF_ROTATIONS*NR_OF_CARDS*NR_OF_ROTATIONS;
int bestplace = 999;
for(int f0 = 0; f0 < NR_OF_FIELDS; f0++)
{
// Check if field is already filled
if(field[f0] != 0) continue;
for(int f1 = 0; f1 < NR_OF_FIELDS; f1++)
{
// Check if field is not yet filled
if(field[f1] == 0) continue;
int f0s = f0;
int f1s = f1;
if(f0 > f1)
{
f0s = f1;
f1s = f0;
}
printf("Check f0=%d f1=%d fieldcombinations[f0s][f1s]=%d currentmin=%d\n", f0, f1, fieldcombinations[f0s][f1s], currentmin);
if(fieldcombinations[f0s][f1s] < currentmin)
{
printf("New temp bestplace F%03d found, new min is %d\n", f0, fieldcombinations[f0s][f1s]);
bestplace = f0;
currentmin = fieldcombinations[f0s][f1s];
}
}
}
printf("New bestplace F%03d found\n", bestplace);
field[bestplace] = 1;
fieldpath[fieldpathctr++] = bestplace;
}
printf("Best path:");
for(int i; i < NR_OF_FIELDS; i++)
{
printf("%4d", fieldpath[i]);
}
printf("\n");
}
exit(1);
#endif // 0
#if 0
// Rotate and perhaps print combination to check
int shellnr = 1;
for(int i = 1; i <= NR_OF_SAT_VARIABLES; i++)
{
int fi0 = combinations[i-1].Field;
int fix0 = fi0 % NR_OF_FIELDS_X;
int fiy0 = fi0 / NR_OF_FIELDS_X;
int fic0 = combinations[i-1].Card;
int fir0 = combinations[i-1].Rotation;
int indexi0 = GetIndex(fi0, fic0, fir0);
int fix1 = NR_OF_FIELDS_X - 1 - fiy0;
int fiy1 = fix0;
int fi1 = fiy1 * NR_OF_FIELDS_X + fix1;
int fic1 = fic0;
int fir1 = (fir0 + 1) % 4;
int indexi1 = GetIndex(fi1, fic1, fir1);
int fix2 = NR_OF_FIELDS_X - 1 - fiy1;
int fiy2 = fix1;
int fi2 = fiy2 * NR_OF_FIELDS_X + fix2;
int fic2 = fic1;
int fir2 = (fir1 + 1) % 4;
int indexi2 = GetIndex(fi2, fic2, fir2);
int fix3 = NR_OF_FIELDS_X - 1 - fiy2;
int fiy3 = fix2;
int fi3 = fiy3 * NR_OF_FIELDS_X + fix3;
int fic3 = fic2;
int fir3 = (fir2 + 1) % 4;
int indexi3 = GetIndex(fi3, fic3, fir3);
int fix4 = NR_OF_FIELDS_X - 1 - fiy3;
int fiy4 = fix3;
int fi4 = fiy4 * NR_OF_FIELDS_X + fix4;
int fic4 = fic3;
int fir4 = (fir3 + 1) % 4;
int indexi4 = GetIndex(fi4, fic4, fir4);
// printf("i) %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d)\n", fi0, fix0, fiy0, fic0, fir0, indexi0, fi1, fix1, fiy1, fic1, fir1, indexi1, fi2, fix2, fiy2, fic2, fir2, indexi2, fi3, fix3, fiy3, fic3, fir3, indexi3, fi4, fix4, fiy4, fic4, fir4, indexi4);
for(int j = i + 1; j <= NR_OF_SAT_VARIABLES; j++)
{
if(forbiddenCombinations[j][i] == INFO_FORBIDDEN_COMBINATION)
{
int fj0 = combinations[j-1].Field;
int fjx0 = fj0 % NR_OF_FIELDS_X;
int fjy0 = fj0 / NR_OF_FIELDS_X;
int fjc0 = combinations[j-1].Card;
int fjr0 = combinations[j-1].Rotation;
int indexj0 = GetIndex(fj0, fjc0, fjr0);
int fjx1 = NR_OF_FIELDS_X - 1 - fjy0;
int fjy1 = fjx0;
int fj1 = fjy1 * NR_OF_FIELDS_X + fjx1;
int fjc1 = fjc0;
int fjr1 = (fjr0 + 1) % 4;
int indexj1 = GetIndex(fj1, fjc1, fjr1);
int fjx2 = NR_OF_FIELDS_X - 1 - fjy1;
int fjy2 = fjx1;
int fj2 = fjy2 * NR_OF_FIELDS_X + fjx2;
int fjc2 = fjc1;
int fjr2 = (fjr1 + 1) % 4;
int indexj2 = GetIndex(fj2, fjc2, fjr2);
int fjx3 = NR_OF_FIELDS_X - 1 - fjy2;
int fjy3 = fjx2;
int fj3 = fjy3 * NR_OF_FIELDS_X + fjx3;
int fjc3 = fjc2;
int fjr3 = (fjr2 + 1) % 4;
int indexj3 = GetIndex(fj3, fjc3, fjr3);
int fjx4 = NR_OF_FIELDS_X - 1 - fjy3;
int fjy4 = fjx3;
int fj4 = fjy4 * NR_OF_FIELDS_X + fjx4;
int fjc4 = fjc3;
int fjr4 = (fjr3 + 1) % 4;
int indexj4 = GetIndex(fj4, fjc4, fjr4);
// printf("j) %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d) -> %d/%d/%d/%d/%d(%d)\n", fj0, fjx0, fjy0, fjc0, fjr0, indexj0, fj1, fjx1, fjy1, fjc1, fjr1, indexj1, fj2, fjx2, fjy2, fjc2, fjr2, indexj2, fj3, fjx3, fjy3, fjc3, fjr3, indexj3, fj4, fjx4, fjy4, fjc4, fjr4, indexj4);
// printf("P1\n");
if(indexi1 != 0 && indexj1 != 0)
{
if(indexj1 > indexi1)
{
if(forbiddenCombinations[indexj1][indexi1] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexi1, indexj1, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
else if(indexj1 < indexi1)
{
if(forbiddenCombinations[indexi1][indexj1] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexj1, indexi1, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
// printf("P2\n");
if(indexi2 != 0 && indexj2 != 0)
{
if(indexj2 > indexi2)
{
if(forbiddenCombinations[indexj2][indexi2] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexi2, indexj2, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
else if(indexj2 < indexi2)
{
if(forbiddenCombinations[indexi2][indexj2] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexj2, indexi2, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
// printf("P3\n");
if(indexi3 != 0 && indexj3 != 0)
{
if(indexj3 > indexi3)
{
if(forbiddenCombinations[indexj3][indexi3] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexi3, indexj3, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
else if(indexj3 < indexi3)
{
if(forbiddenCombinations[indexi3][indexj3] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexj3, indexi3, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
// printf("P4\n");
// exit(1);
}
}
// printf("\n");
}
exit(1);
#endif // 0
#if 0
// Shift and perhaps print combination to check
int shellnr = 1;
for(int i = 1; i <= NR_OF_SAT_VARIABLES; i++)
{
int fi0 = combinations[i-1].Field;
int fix0 = fi0 % NR_OF_FIELDS_X;
int fiy0 = fi0 / NR_OF_FIELDS_X;
int fic0 = combinations[i-1].Card;
int fir0 = combinations[i-1].Rotation;
int indexi0 = GetIndex(fi0, fic0, fir0);
if(fix0 == 0 || fix0 == (NR_OF_FIELDS_X - 1)) continue;
if(fiy0 == 0 || fiy0 == (NR_OF_FIELDS_Y - 1)) continue;
for(int j = i + 1; j <= NR_OF_SAT_VARIABLES; j++)
{
if(forbiddenCombinations[j][i] == INFO_FORBIDDEN_COMBINATION)
{
int fj0 = combinations[j-1].Field;
int fjx0 = fj0 % NR_OF_FIELDS_X;
int fjy0 = fj0 / NR_OF_FIELDS_X;
int fjc0 = combinations[j-1].Card;
int fjr0 = combinations[j-1].Rotation;
int indexj0 = GetIndex(fj0, fjc0, fjr0);
if(fjx0 == 0 || fjx0 == (NR_OF_FIELDS_X - 1)) continue;
if(fjy0 == 0 || fjy0 == (NR_OF_FIELDS_Y - 1)) continue;
#if 0
if(indexi0 == 950 && indexj0 == 24104); // (F17C133R2/F65C69R2)
else if(indexi0 == 8806 && indexj0 == 34359); // (F30C240R3/F78C153R2)
else if(indexi0 == 10084 && indexj0 == 27672); // (F37C151R2/F69C201R1)
else if(indexi0 == 8934 && indexj0 == 25313); //
else if(indexi0 == 1017 && indexj0 == 25387); // (F17C163R0/F66C202R3)
else if(indexi0 == 661 && indexj0 == 15043); // (F13C12R2/F44C164R0)
else if(indexi0 == 687 && indexj0 == 15033); // (F13C38R2/F44C128R2)
else if(indexi0 == 889 && indexj0 == 24607); //
else if(indexi0 == 1032 && indexj0 == 15202); // (F17C170R2/F48C40R1)
else if(indexi0 == 1017 && indexj0 == 24418); //
else continue;
#endif // 0
#if 1
if(indexi0 == 15167 && indexj0 == 24995); // (F48C5R1/F66C101R1)
else if(indexi0 == 103565 && indexj0 == 105108); // (F187C162R0/F189C172R0)
else if(indexi0 == 618 && indexj0 == 8611); // (F12C25R2/F30C108R3)
else if(indexi0 == 698 && indexj0 == 7796); // (F13C49R2/F27C217R1)
else continue;
#endif // 0
for(int offsetfield = 1; offsetfield <= NR_OF_FIELDS - 2 * NR_OF_FIELDS_X; offsetfield++)
{
int fi1 = fi0 + offsetfield;
int fix1 = fi1 % NR_OF_FIELDS_X;
int fiy1 = fi1 / NR_OF_FIELDS_X;
int fic1 = fic0;
int fir1 = fir0;
int indexi1 = GetIndex(fi1, fic1, fir1);
if(indexi1 == 0) continue;
if(fix1 == 0 || fix1 == (NR_OF_FIELDS_X - 1)) continue;
if(fiy1 == 0 || fiy1 == (NR_OF_FIELDS_Y - 1)) continue;
int fj1 = fj0 + offsetfield;
int fjx1 = fj1 % NR_OF_FIELDS_X;
int fjy1 = fj1 / NR_OF_FIELDS_X;
int fjc1 = fjc0;
int fjr1 = fjr0;
int indexj1 = GetIndex(fj1, fjc1, fjr1);
if(indexj1 == 0) continue;
if(fjx1 == 0 || fjx1 == (NR_OF_FIELDS_X - 1)) continue;
if(fjy1 == 0 || fjy1 == (NR_OF_FIELDS_Y - 1)) continue;
if(indexj1 > indexi1)
{
if(forbiddenCombinations[indexj1][indexi1] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexi1, indexj1, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
else if(indexj1 < indexi1)
{
if(forbiddenCombinations[indexi1][indexj1] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", indexj1, indexi1, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
}
}
}
exit(1);
#endif // 0
#if 0
int shellnr = 1;
// Print combination, where we have no info, so second server can do some work in parallel
for(int i = 1; i <= 130180; i++)
{
// Don't output clauses from disabled fields (e.g. only 229)
// This would be an error, leads to UNSAT and hard to find!!!
if(enabled_fields[combinations[i-1].Field] == '.') continue;
// if(i != 1226) continue;
int fi = combinations[i-1].Field;
for(int j = i + 1; j <= 130180; j++)
{
// Don't output clauses from disabled fields (e.g. only 229)
// This would be an error, leads to UNSAT and hard to find!!!
if(enabled_fields[combinations[j-1].Field] == '.') continue;
int fj = combinations[j-1].Field;
// Same field
if(fi == fj) continue;
if((fi + 1) == fj);
else if((fi + 2) == fj);
else if((fi + 16) == fj);
else if((fi + 16 + 1) == fj);
else if((fi + 16 + 2) == fj);
else if((fi + 32) == fj);
else if((fi + 32 + 1) == fj);
else if((fi + 32 + 2) == fj);
else continue;
if(forbiddenCombinations[j][i] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_229_set_set.sh %d %d PROCESS%02d\n", i, j, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
exit(1);
#endif // 0
#if 0
int shellnr = 1;
// Print combination, where we have no info, so second server can do some work in parallel
for(int i = 1; i <= 130180; i++)
{
// Don't output clauses from disabled fields (e.g. only 229)
// This would be an error, leads to UNSAT and hard to find!!!
if(enabled_fields[combinations[i-1].Field] == '.') continue;
// if(i != 1226) continue;
int fi = combinations[i-1].Field;
for(int j = i + 1; j <= 130180; j++)
{
// Don't output clauses from disabled fields (e.g. only 229)
// This would be an error, leads to UNSAT and hard to find!!!
if(enabled_fields[combinations[j-1].Field] == '.') continue;
int fj = combinations[j-1].Field;
// Same field
if(fi == fj) continue;
if((fi + 1) == fj);
else if((fi + 2) == fj);
else if((fi + 16) == fj);
else if((fi + 16 + 1) == fj);
else if((fi + 16 + 2) == fj);
else if((fi + 32) == fj);
else if((fi + 32 + 1) == fj);
else if((fi + 32 + 2) == fj);
else continue;
if(forbiddenCombinations[j][i] == INFO_UNKNOWN_COMBINATION)
{
printf("./runme_256_set_set_timeout.sh %d %d 180 PROCESS%02d\n", i, j, shellnr);
shellnr++;
if(shellnr > 25) shellnr = 1;
}
}
}
exit(1);
#endif // 0
#if 0
// Print combination as UNSAT clause, which were not used yet (just for testing, perhaps we find 256er solution faster...?)
for(int i = 1; i <= 130180; i++)
{
if(i > 4) continue;
for(int j = i + 1; j <= 130180; j++)
{
if(forbiddenCombinations[j][i] == INFO_UNKNOWN_COMBINATION)
{
printf("-%d -%d 0\n", i, j);
}
}
}
exit(1);
#endif // 0
#if 0
unsigned long nrOfImpossibleClausesOfTwoFields[256][256];
memset(nrOfImpossibleClausesOfTwoFields, 0, sizeof(nrOfImpossibleClausesOfTwoFields));
// Print statistic how many forbidden clauses (not easy ones) are collected till now
for(int i = 1; i <= 130180; i++)
{
for(int j = i + 1; j <= 130180; j++)
{
if(forbiddenCombinations[j][i] == INFO_FORBIDDEN_COMBINATION)
{
unsigned long field_i = combinations[i-1].Field;
unsigned long field_j = combinations[j-1].Field;
nrOfImpossibleClausesOfTwoFields[field_i][field_j]++;
}
}
}
for(int f0 = 0; f0 < 256; f0++)
{
printf("Field %d:\n\n", f0);
for(int f1 = 0; f1 < 256; f1++)
{
if(f0 == f1)
{
printf("o");
}
else if(f1 == ( 2*16 + 2) || f1 == ( 2*16 + 13) ||
f1 == 135 ||
f1 == (13*16 + 2) || f1 == (13*16 + 13))
{
printf("H");
}
else if(nrOfImpossibleClausesOfTwoFields[f0][f1] != 0 || nrOfImpossibleClausesOfTwoFields[f1][f0] != 0)
{
printf("X");
}
else
{
printf(".");
}
if((f1 % 16) == 15) printf("\n");
}
printf("\n");
}
exit(1);
#endif // 0
static unsigned char Abort;
pathWay[0] = fieldMin[0] + 0;
step = 0;
while(1)
{
#if 0
printf("TEST (%ld):", step);
for(int i = 0; i <= step; i++)
{
printf(" %ld", pathWay[i]);
}
printf("\n");
getchar();
#endif // 0
Abort = 0;
if(step >= 16)
{
if(forbiddenCombinations[pathWay[step]][pathWay[step-16]] == INFO_FORBIDDEN_COMBINATION ||
forbiddenCombinations[pathWay[step]][pathWay[step-16]] == INFO_FORBIDDEN_EASY_COMBINATION)
{
if(forbiddenCombinations[pathWay[step]][pathWay[step-16]] == INFO_FORBIDDEN_COMBINATION)
{
#if 0
printf("c Used forbidden combination: %ld %ld (vertical)\n", pathWay[step-16], pathWay[step]);
#endif // 0
}
Abort = 1;
}
}
if(Abort == 0 && step >= 1)
{
for(int sc = step - 1; sc >= 0; sc--)
{
if(forbiddenCombinations[pathWay[step]][pathWay[sc]] == INFO_FORBIDDEN_COMBINATION ||
forbiddenCombinations[pathWay[step]][pathWay[sc]] == INFO_FORBIDDEN_EASY_COMBINATION)
{
if(forbiddenCombinations[pathWay[step]][pathWay[sc]] == INFO_FORBIDDEN_COMBINATION)
{
#if 0
printf("c Used forbidden combination: %ld %ld\n", pathWay[sc], pathWay[step]);
#endif // 0
}
Abort = 1;
break;
}
#if 0
else if(enabled_fields[combinations[pathWay[sc]-1].Field] != '.' &&
enabled_fields[combinations[pathWay[step]-1].Field] != '.')
{
char name229[1024];
struct stat statbuf229;
sprintf(name229, "e2_partial_field_229_fields_filled_with_filter_4_unsat_5081_run1_set_%ld_run2_set_%ld.res", pathWay[sc], pathWay[step]);
#if defined RUN_FAST
#else
printf("name229: %s\n", name229);
#endif // defined RUN_FAST
if(stat(name229, &statbuf229) == 0)
{
#if defined RUN_FAST
#else
printf("# size(229)=%ld\n", statbuf229.st_size);
#endif // defined RUN_FAST
if(statbuf229.st_size == 6)
{
// Case: File meanwhile exists, but not yet in forbiddenCombinations
Abort = 1;
break;
}
}
}
#endif // 0
#if 0
if(!Abort)
{