#include <stdio.h>
int main(void) {
// your code goes here
int a=20,b=30,c=40,d=100,e=12;
int sakib=(a-b+c-d)*e;
return 0;
}
I2luY2x1ZGUgPHN0ZGlvLmg+CgppbnQgbWFpbih2b2lkKSB7CgkvLyB5b3VyIGNvZGUgZ29lcyBoZXJlCgkKCWludCBhPTIwLGI9MzAsYz00MCxkPTEwMCxlPTEyOwoJCgkKICAgIGludCBzYWtpYj0oYS1iK2MtZCkqZTsKICAgIHByaW50ZigiJWQiLHNha2liKTsKCQoJCgkKCQoJCgkKCQoJCgkKCQoJCgkKCXJldHVybiAwOwp9Cg==