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magic.cpp
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#include<stdio.h>
#define Max 50
void draw(int m[][Max], int N)
{
for(int i=0; i<N; i++)
{
for(int j=0; j<N; j++)
{
printf("%3d ",m[i][j]);
}
printf("\n");
}
}
void magic(int m[][Max], int N)
{
int col,row;
col=N-1;
row=N/2;
m[col][row]=1;
for(int i=2; i<=N*N; i++)
{
if(i%5==1)
{
col=(col-1)%5;
m[col][row]=i;
}
else
{
col=(col+1)%5;
row=(row+1)%5;
m[col][row]=i;
}
}
draw(m,N);
}
void knight(int m[][Max], int N)
{
int col,row;
col=N-1;
row=N/2;
m[col][row]=1;
for(int i=2;i<=N*N;i++)
{
if(i%5==1)
{
col=(col-1)%5;
m[col][row]=i;
}
else
{
col=(col+5-2)%5;
row=(row+1)%5;
m[col][row]=i;
}
}
draw(m,N);
}
int main()
{
int m[Max][Max]= {0};
int N=5;
printf("Diagonal Move\n");
magic(m,N);
printf("\n");
printf("Knight Move\n");
knight(m,N);
return 0;
}