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Submission #151166

# Submission time Handle Problem Language Result Execution time Memory
151166 2019-09-02T01:24:22 Z TAMREF Wine Tasting (FXCUP2_wine) C++11
0 / 1
 2 ms 376 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int n, k, p[300005];
ll ans;

int main(){    
    ios_base::sync_with_stdio(0);cin.tie(0);
    cin >> n >> k;
    for(int i = 0; i < n; i++) cin >> p[i];
    sort(p, p+n);
    for(int i = 0; i < k/2; i++) ans -= p[i];
    for(int i = 0; i < (k+1)/2; i++) ans += p[n-1-i];
    cout << ans << '\n';
}

Subtask #1
0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 376 KB Output isn't correct
3 Halted 0 ms 0 KB -