#include <stdio.h>
int main(void) {
int a;
int b;
a=a+b;
b=a-b;
a=a-b;
printf("Value of a is %d\n",a
); return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CglpbnQgYTsKICAgIHByaW50ZigiRW50ZXIgYTolZFxuIixhKTsKICAgIHNjYW5mKCIlZCIsJmEpOwoKCWludCBiOwogICAgcHJpbnRmKCJFbnRlciBiOiVkXG4iLGIpOwogICAgc2NhbmYoIiVkIiwmYik7CgogICAgYT1hK2I7CiAgICBiPWEtYjsKICAgIGE9YS1iOwoKICAgcHJpbnRmKCJWYWx1ZSBvZiBhIGlzICVkXG4iLGEpOwogICBwcmludGYoIlZhbHVlIG9mIGIgaXMgJWQiLGIpOwoJcmV0dXJuIDA7Cn0K