oj.uz

답안 #227986

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
227986 2020-04-29T12:53:17 Z Binyomin Stove (JOI18_stove) C++14
100 / 100
 35 ms 5112 KB 
# include <bits/stdc++.h>
# define speed ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
# define int long long
  
using namespace std;
  
const int N = 2e3 + 7;
 
int32_t main() {
    speed;
    int n, k;
    cin >> n >> k;
 
    vector < int > t(n), use(n);
    vector < pair < int, int > > vc;
 
    for ( int i = 0; i < n; i++ ) {
        cin >> t[i];
    }
    for ( int i = 1; i < n; i++ ) {
        vc.push_back( { t[i] - t[i - 1], i } );
    }
    sort( vc.rbegin(), vc.rend() );
 
    for ( int i = 0; i < k - 1; i++ ) {
 
        use[ vc[i].second ] = 1;
    }
    int p = t[0], ans = 0;
 
    for ( int i = 0; i < n; i++ ) {
 
        if ( use[i] ) {
            ans += (t[i - 1] + 1) - p;
            p = t[i];
        }
    }
    ans += (t[n - 1] + 1) - p;
 
    cout << ans;
}

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 512 KB Output is correct
14 Correct 5 ms 512 KB Output is correct
15 Correct 5 ms 512 KB Output is correct

Subtask #3
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 4 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 5 ms 384 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 512 KB Output is correct
14 Correct 5 ms 512 KB Output is correct
15 Correct 5 ms 512 KB Output is correct
16 Correct 32 ms 5112 KB Output is correct
17 Correct 33 ms 5020 KB Output is correct
18 Correct 33 ms 5112 KB Output is correct
19 Correct 33 ms 5032 KB Output is correct
20 Correct 34 ms 5112 KB Output is correct
21 Correct 34 ms 5112 KB Output is correct
22 Correct 35 ms 5104 KB Output is correct
23 Correct 34 ms 5112 KB Output is correct
24 Correct 34 ms 5112 KB Output is correct