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Submission #617185

# Submission time Handle Problem Language Result Execution time Memory
617185 2022-08-01T09:25:32 Z happypotato Distributing Candies (IOI21_candies) C++17
11 / 100
 117 ms 14024 KB 
#include "candies.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v) {
    int n = c.size(), q = l.size();
    if (n <= 2000 && q <= 2000) {
        vector<int> a(n, 0);
        for (int i = 0; i < q; i++) {
            for (int j = l[i]; j <= r[i]; j++) {
                a[j] += v[i];
                a[j] = min(a[j], c[j]);
                a[j] = max(a[j], 0);
            }
        }
        return a;
    }
    bool allpos = true;
    for (int &x : v) {
        allpos &= (x > 0);
    }
    if (allpos) {
        ll int diff[n] = {0};
        for (int i = 0; i < q; i++) {
            diff[l[i]] += v[i];
            if (r[i] != n - 1) diff[r[i] + 1] -= v[i];
        }
        vector<int> ans;
        ll int ps = 0;
        for (int i = 0; i < n; i++) {
            ps += diff[i];
            ans.pb((ps < c[i] ? ps : c[i]));
        }
        return ans;
    }
    return {};
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 340 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 105 ms 14024 KB Output is correct
2 Correct 101 ms 13348 KB Output is correct
3 Correct 117 ms 13088 KB Output is correct

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 51 ms 8012 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Incorrect 47 ms 4972 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 296 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 3 ms 340 KB Output is correct
6 Correct 105 ms 14024 KB Output is correct
7 Correct 101 ms 13348 KB Output is correct
8 Correct 117 ms 13088 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Incorrect 51 ms 8012 KB Output isn't correct
11 Halted 0 ms 0 KB -