#include <stdio.h>
int main(void) {
int a, b, prod;
prod = a * b;
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CiAgICBpbnQgYSwgYiwgcHJvZDsKICAgIAogICAgc2NhbmYoIiVkIiwgJmEpOwogICAgc2NhbmYoIiVkIiwgJmIpOwogICAgCiAgICBwcm9kID0gYSAqIGI7CiAgICAKICAgIHByaW50ZigiUFJPRCA9ICVkXG4iLCBwcm9kKTsKICAgIAogICAgcmV0dXJuIDA7Cn0=