diff --git a/C/sttring.c b/C/sttring.c
new file mode 100644
index 0000000..63c12fb
--- /dev/null
+++ b/C/sttring.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+ 
+void reverse(char*, int, int);
+ 
+int main()
+{
+   char a[100];
+ 
+   gets(a);
+ 
+   reverse(a, 0, strlen(a)-1);
+ 
+   printf("%s\n", a);
+ 
+   return 0;
+}
+ 
+void reverse(char *x, int begin, int end)
+{
+   char c;
+ 
+   if (begin >= end)
+      return;
+ 
+   c          = *(x+begin);
+   *(x+begin) = *(x+end);
+   *(x+end)   = c;
+ 
+   reverse(x, ++begin, --end);
+}
\ No newline at end of file