제출 #391507

#제출 시각아이디문제언어결과실행 시간메모리
391507giorgikobStove (JOI18_stove)C++14
100 / 100
25 ms2380 KiB
#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define pb push_back
using namespace std;

const int N = 4e5+5, mod = 3;

int n,k;
vector<int>v;
int A[N];
ll answer;

inline void test_case(){

    cin >> n >> k;
    for(int i = 1; i <= n; i++){
        cin >> A[i];
    }

    for(int i = 1; i < n; i++){
        v.pb(A[i+1]-A[i]-1);
    }

    sort(v.begin(),v.end());

    for(int i = 0; i < n-k; i++){
        answer += v[i];
    }

    cout << answer+n << endl;
}

 main(){
    ios::sync_with_stdio(0);

    int T = 1;
    //cin >> T;
    while(T--){
        test_case();
    }
}

컴파일 시 표준 에러 (stderr) 메시지

stove.cpp:35:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   35 |  main(){
      |       ^
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