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Submission #728951

# Submission time Handle Problem Language Result Execution time Memory
728951 2023-04-23T10:10:48 Z Uniq0rn Unija (COCI17_unija) C++17
60 / 100
 309 ms 23260 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define all(x) begin(x),end(x)
#define pb push_back
#define sz(x) (int)x.size()
#define s second
#define f first

int main() {
    cin.tie(0)->sync_with_stdio(0);
    int n;cin >> n;
    vector<pair<int,int>> a(n);
    for(auto &[x,y]:a){
        cin >> x >> y;
        x/=2;
        y/=2;
    }
    sort(all(a),greater<pair<int,int>>());
    int mxy = 0;
    ll ans = 0;
    for(auto &[x,y]:a){
        if(y <= mxy) continue;
        ans += x*(y-mxy);
        mxy = y;
    }
    cout << ans*4;
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 324 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 328 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 2 ms 332 KB Output is correct
3 Correct 3 ms 340 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 309 ms 23136 KB Output is correct
2 Correct 276 ms 23144 KB Output is correct
3 Correct 303 ms 23260 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 816 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 29 ms 2380 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 79 ms 6624 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 291 ms 23120 KB Output isn't correct
2 Halted 0 ms 0 KB -