題目:
https://onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=12&page=show_problem&problem=996
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| #include <iostream>
#include <cmath>
using namespace std;
int main(){
long long int a, b;
while(cin >> a >> b){
cout << abs(a-b) << '\n';
}
return 0;
}
|
