oj.uz

Submission #792448

# Submission time Handle Problem Language Result Execution time Memory
792448 2023-07-25T05:05:14 Z vjudge1 Stove (JOI18_stove) C++17
0 / 100
 1 ms 320 KB 
#ifdef Home
#define _GLIBCXX_DEBUG
#endif // Home

#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef long double ld;

main() {
#ifdef Home
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif // Home
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n, k, pr, cr, ans;
    cin >> n >> k >> pr;
    if(n == 1) {
        cout << 1;
        return 0;
    }
    vector < int > a(n);
    ans = pr;
    for(int i = 1; i < n; ++ i) {
        cin >> cr;
        a[i] = cr - pr;
        pr = cr;
    }
    pr = ans;
    ans = cr - ans + 1;
    sort(a.rbegin(), a.rend());
    for(int i = 0; i < k - 1; ++ i) {
        ans -= a[i] - 1;
    }
    cout << ans - pr + 1;
}

Compilation message

stove.cpp:12:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   12 | main() {
      | ^~~~

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 284 KB Output is correct
2 Incorrect 1 ms 320 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 284 KB Output is correct
2 Incorrect 1 ms 320 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 284 KB Output is correct
2 Incorrect 1 ms 320 KB Output isn't correct
3 Halted 0 ms 0 KB -