oj.uz

Submission #213055

# Submission time Handle Problem Language Result Execution time Memory
213055 2020-03-24T20:14:15 Z tatyam Sails (IOI07_sails) C++17
100 / 100
 131 ms 5624 KB 
#include <bits/stdc++.h>
using namespace std;
#define each(i,a) for(auto&& i : a)
 
int main(){
    int n;
    cin >> n;
    vector<pair<int, int>> a(n);
    each(i, a) cin >> i.first >> i.second;
    sort(a.begin(), a.end());
    multiset<int> X;
    X.insert(0);
    each(i, a){
        auto [h, k] = i;
        X.insert(h);
        auto p = X.upper_bound(h - k), q = prev(p);
        int next = *q + *p - h + k;
        if(q != X.begin()) X.erase(q);
        X.insert(next);
        X.erase(p);
    }
    long ans = 0, cnt = 0;
    for(auto p = X.end(); p-- != X.begin(); cnt++) ans += cnt * *p;
    cout << ans << endl;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 512 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 384 KB Output is correct
2 Correct 37 ms 1784 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 38 ms 2296 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 2040 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 94 ms 3576 KB Output is correct
2 Correct 94 ms 2696 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 5624 KB Output is correct
2 Correct 83 ms 1784 KB Output is correct

Subtask #11
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 131 ms 3448 KB Output is correct
2 Correct 110 ms 2424 KB Output is correct