Submission #7092118

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Source Code Expand

#include <iostream>
#include <vector>
#include <bits/stdc++.h>

using namespace std;

int main(){
    int cardsize;
    cin >> cardsize;
    vector<int> cards(cardsize);
    for(int i = 0;i < cardsize;i++)cin >> cards[i];

    
    sort(cards.begin(),cards.end());
    reverse(cards.begin(),cards.end());
    
    int alice = 0;
    int bob = 0;
    
    for (size_t i = 0;;)
    {
        if(i < cardsize){
            alice += cards[i];
            i++;
        }
        if(i < cardsize){
            bob += cards[i];
            i++;
        }
        if(i >= cardsize)break;
    }
    cout <<  alice - bob << endl;
    return 0;
}

Submission Info

Judge Result