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Submission #422816

# Submission time Handle Problem Language Result Execution time Memory
422816 2021-06-10T12:44:56 Z KienTranluvChaeng Stove (JOI18_stove) C++17
100 / 100
 27 ms 2976 KB 
#include <bits/stdc++.h>
#define int long long

using namespace std;

const int O = 1e6 + 1;

int a[O];

main(){
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    int n, k; cin >> n >> k;
    vector <int> b;
    for (int i = 1; i <= n; ++ i){
        cin >> a[i];
        if (i > 1) b.push_back(a[i] - a[i - 1] - 1);
    }

    int ans = n;
    sort(b.begin(), b.end());
    for (int i = 0; i < n - k; ++ i) ans += b[i];
    cout << ans;
}

Compilation message

stove.cpp:10:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   10 | main(){
      | ^~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 324 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 24 ms 2856 KB Output is correct
17 Correct 23 ms 2892 KB Output is correct
18 Correct 23 ms 2908 KB Output is correct
19 Correct 22 ms 2912 KB Output is correct
20 Correct 26 ms 2896 KB Output is correct
21 Correct 23 ms 2892 KB Output is correct
22 Correct 23 ms 2896 KB Output is correct
23 Correct 27 ms 2880 KB Output is correct
24 Correct 23 ms 2976 KB Output is correct