Submission #2543446

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Source Code Expand

#include <iostream>
#include <algorithm>
using namespace std;

int main() {
	int N;
    int a[110];  // 最大 100 個ですが余裕をもたせます
    cin >> N;
    for (int i = 0; i < N; ++i) cin >> a[i];
	
  	sort(a,a+N,greater<int>());
  	int Alice = 0;
  	int Bob = 0;
  	
  	for(int i=0; i<N; i++){
      if(i%2==0){
        Alice += a[i];
      }
      else{
        Bob += a[i];
      }
    }
    cout << Alice - Bob << endl;
}

Submission Info

Judge Result