a012. 10055 - Hashmat the Brave Warrior -- UVa10055 | From: [60.248.154.139] | 發表日期 : 2024-12-09 13:16

#include <bits/stdc++.h>

using namespace std;

 

int main() {

long long int a, b;

cin >> a >> b;

cout << abs(a-b);

 

}