char *match( char *s, char ch1, char ch2 ) {
int i;
for (i = 0; *(s+i); i++) {
if (*(s+i) == ch1) break;
}
char *str = s + i;
for (int j = i; *(s+j); j++) {
printf("%c", *(s+j));
if (*(s+j) == ch2) break;
}
printf("\n");
return str;
}