oj.uz

답안 #792417

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
792417 2023-07-25T04:37:25 Z vjudge1 Stove (JOI18_stove) C++17
100 / 100
 20 ms 1384 KB 
#include <bits/stdc++.h>

#define fi first
#define se second

const int N = 100100;


using namespace std;


int n;
int k;
int a[N];
vector < int > v;

int main()
{
    #ifdef zxc
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif
    ios_base::sync_with_stdio(0);


    cin >> n >> k;
        long long ans = 0;
        for(int i = 1; i <= n; i++){
                cin >> a[i];
        }
        sort(a + 1, a + n + 1);
        for(int i = 2; i <= n; i++){
                ans += a[i] - a[i - 1];
                v.push_back(a[i] - a[i - 1]);
        }
        sort(v.begin(), v.end());
        while(v.size() > n - k){
                ans -= v.back();
                v.pop_back();
        }
        cout << ans + k << "\n";

}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:37:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   37 |         while(v.size() > n - k){
      |               ~~~~~~~~~^~~~~~~

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 16 ms 1368 KB Output is correct
17 Correct 16 ms 1356 KB Output is correct
18 Correct 16 ms 1368 KB Output is correct
19 Correct 16 ms 1368 KB Output is correct
20 Correct 17 ms 1368 KB Output is correct
21 Correct 16 ms 1356 KB Output is correct
22 Correct 20 ms 1368 KB Output is correct
23 Correct 16 ms 1384 KB Output is correct
24 Correct 20 ms 1332 KB Output is correct