#include <stdio.h>
int foo(int x)
{
return x * x;
}
int main(void) {
// your code goes here
int a = foo(2+3);
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgZm9vKGludCB4KQp7CiAgICByZXR1cm4geCAqIHg7Cn0KCmludCBtYWluKHZvaWQpIHsKCS8vIHlvdXIgY29kZSBnb2VzIGhlcmUKCWludCBhID0gZm9vKDIrMyk7CglwcmludGYoImEgaXMgJWRcbiIsYSk7CglyZXR1cm4gMDsKfQo=