#include <stdio.h>
int main(void) {
// your code goes here
union {
float f;
int i;
} x;
x.f=2147483647;
x.f-=1.0;
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CiAgICAgCmludCBtYWluKHZvaWQpIHsKICAgIC8vIHlvdXIgY29kZSBnb2VzIGhlcmUKICAgIHVuaW9uIHsKCSAgICBmbG9hdCBmOwoJICAgIGludCBpOwogICAgfSB4OwogICAgeC5mPTIxNDc0ODM2NDc7CiAgICBwcmludGYoIjB4JXhcbiIsIHguaSk7CiAgICB4LmYtPTEuMDsKICAgIHByaW50ZigiMHgleFxuIiwgeC5pKTsKICAgIHJldHVybiAwOwp9