oj.uz

Submission #141511

# Submission time Handle Problem Language Result Execution time Memory
141511 2019-08-08T09:16:56 Z osaaateiasavtnl Stove (JOI18_stove) C++14
100 / 100
 30 ms 3316 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long 
#define ii pair <int, int>
#define app push_back
#define all(a) a.begin(), a.end()
signed main() {
    #ifdef HOME
    freopen("input.txt", "r", stdin);
    #else
    ios_base::sync_with_stdio(0); cin.tie(0);
    #endif
    int n, k; cin >> n >> k;
    vector <int> a(n);
    for (int i = 0; i < n; ++i) cin >> a[i];
    sort(all(a)); vector <int> b;
    for (int i = 0; i + 1 < a.size(); ++i) b.app(a[i + 1] - a[i] - 1);
    sort(all(b)); reverse(all(b));
    int ans = a.back() - a[0] + 1;
    for (int i = 0; i < k - 1; ++i) ans -= b[i];
    cout << ans << '\n';
}

Compilation message

stove.cpp: In function 'int main()':
stove.cpp:17:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i + 1 < a.size(); ++i) b.app(a[i + 1] - a[i] - 1);
                     ~~~~~~^~~~~~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 15 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 248 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 13 ms 288 KB Output is correct
9 Correct 2 ms 376 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 15 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 248 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 13 ms 288 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 504 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 416 KB Output is correct
4 Correct 15 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 248 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 13 ms 288 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 3 ms 504 KB Output is correct
12 Correct 3 ms 376 KB Output is correct
13 Correct 3 ms 504 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 504 KB Output is correct
16 Correct 29 ms 3316 KB Output is correct
17 Correct 28 ms 3316 KB Output is correct
18 Correct 28 ms 3316 KB Output is correct
19 Correct 27 ms 3188 KB Output is correct
20 Correct 27 ms 3316 KB Output is correct
21 Correct 28 ms 3188 KB Output is correct
22 Correct 28 ms 3188 KB Output is correct
23 Correct 30 ms 3316 KB Output is correct
24 Correct 28 ms 3316 KB Output is correct