oj.uz

Submission #441183

# Submission time Handle Problem Language Result Execution time Memory
441183 2021-07-04T13:46:43 Z zxcvbnm Divide and conquer (IZhO14_divide) C++14
48 / 100
 1000 ms 3660 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
struct S {
    ll x, g, e;
};
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin >> n;
    vector<S> a(n);
    for(int i = 0; i < n; i++) {
        cin >> a[i].x >> a[i].g >> a[i].e;
    }
    vector<S> pref(n+1, {0, 0, 0});
    for(int i = 1; i <= n; i++) {
        pref[i] = {a[i-1].x, pref[i-1].g+a[i-1].g, pref[i-1].e+a[i-1].e};
    }

    ll ans = 0;
    for(int i = 1; i <= n; i++) {
        for(int j = i; j <= n; j++) {
//            cout << i << " " << j << " " << pref[j].x-pref[i-1].x << " " << pref[j].e-pref[i-1].e << " " << pref[j].g-pref[i-1].g << "\n";
            if (pref[j].x-pref[i].x <= pref[j].e-pref[i-1].e) {
                ans = max(ans, pref[j].g-pref[i-1].g);
            }
        }
    }
    cout << ans << "\n";
    return 0;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 276 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 276 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 3 ms 440 KB Output is correct
23 Correct 21 ms 660 KB Output is correct
24 Correct 15 ms 588 KB Output is correct

Subtask #3
0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 276 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 2 ms 332 KB Output is correct
20 Correct 2 ms 332 KB Output is correct
21 Correct 2 ms 332 KB Output is correct
22 Correct 3 ms 440 KB Output is correct
23 Correct 21 ms 660 KB Output is correct
24 Correct 15 ms 588 KB Output is correct
25 Correct 18 ms 608 KB Output is correct
26 Correct 68 ms 964 KB Output is correct
27 Correct 65 ms 972 KB Output is correct
28 Execution timed out 1085 ms 3660 KB Time limit exceeded
29 Halted 0 ms 0 KB -