oj.uz

Submission #146080

# Submission time Handle Problem Language Result Execution time Memory
146080 2019-08-22T01:42:44 Z MathStudent2002 Stove (JOI18_stove) C++14
100 / 100
 128 ms 6052 KB 
//wait darn

#include<bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef set<ll>::iterator slt;

ll st,fi;
multiset<ll> df;
ll K;

void input() {
    int N; cin >> N >> K;

    ll pre, cur;
    for(int i = 0; i < N; i++) {
        cin >> cur;
        if(i == 0) st = cur;
        else df.insert(pre-cur);

        if(i == N-1) fi = cur+1;
        else pre = cur+1;
    }
}

void solve() {
    K--;
    ll ans = fi-st;
    int i = 0;
    slt it = df.begin();
    for(; i < K; i++, it++) {ans += (*it);}
    cout << ans << endl;
}

int main() {
    input();
    solve();
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 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 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 5 ms 420 KB Output is correct
11 Correct 5 ms 504 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 504 KB Output is correct
15 Correct 5 ms 504 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 256 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 5 ms 420 KB Output is correct
11 Correct 5 ms 504 KB Output is correct
12 Correct 5 ms 504 KB Output is correct
13 Correct 5 ms 504 KB Output is correct
14 Correct 5 ms 504 KB Output is correct
15 Correct 5 ms 504 KB Output is correct
16 Correct 124 ms 5980 KB Output is correct
17 Correct 122 ms 5964 KB Output is correct
18 Correct 123 ms 5984 KB Output is correct
19 Correct 123 ms 6008 KB Output is correct
20 Correct 122 ms 6008 KB Output is correct
21 Correct 128 ms 6008 KB Output is correct
22 Correct 127 ms 6052 KB Output is correct
23 Correct 122 ms 6008 KB Output is correct
24 Correct 127 ms 5988 KB Output is correct