how compress string in c
char* StrCompress(char myStr[])
{
char *s, *in;
for (s = myStr, in = myStr; *s; s++) {
int count = 1;
in[0] = s[0]; in++;
while (s[0] == s[1]) {
count++;
s++;
}
if (count > 1) {
int len = sprintf(in, "%d", count);
in += len;
}
}
in[0] = 0;
return myStr;
}