제출 #160191

#제출 시각아이디문제언어결과실행 시간메모리
160191BlueDiamondStove (JOI18_stove)C++14
100 / 100
29 ms2204 KiB
#include <bits/stdc++.h>

using namespace std;

int main() {
        ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);

        int n, k, ans;
        cin >> n >> k;
        vector <int> a(n), b(n - 1);

        for (int i = 0; i < n; i++)
                cin >> a[i];
        sort(a.begin(), a.end());
        for (int i = 0; i + 1 < n; i++)
                b[i] = a[i + 1] - a[i];

        sort(b.begin(), b.end());
        n -= k;

        for (int i = 0; i < n; i++)
                k += b[i];
        cout << k << "\n";
        return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp: In function 'int main()':
stove.cpp:8:19: warning: unused variable 'ans' [-Wunused-variable]
         int n, k, ans;
                   ^~~
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