#include <stdio.h>
#include <string.h>
int main() {
char s1[20];
char s2[20];
printf("Digite uma string : "); printf("Digite outra string : "); }
//https://pt.stackoverflow.com/q/213806/101
I2luY2x1ZGUgPHN0ZGlvLmg+CiNpbmNsdWRlIDxzdHJpbmcuaD4KCmludCBtYWluKCkgewoJY2hhciBzMVsyMF07CgljaGFyIHMyWzIwXTsKICAgIHByaW50ZigiRGlnaXRlIHVtYSBzdHJpbmcgOiAiKTsKICAgIHNjYW5mKCIlcyIsIHMxKTsKICAgIHByaW50ZigiRGlnaXRlIG91dHJhIHN0cmluZyA6ICIpOwogICAgc2NhbmYoIiVzIiwgczIpOwogICAgcHJpbnRmKCIlbGQiLCBzdHJzdHIoczEsIHMyKSAtIHMxKTsKfQoKLy9odHRwczovL3B0LnN0YWNrb3ZlcmZsb3cuY29tL3EvMjEzODA2LzEwMQ==