Submission #535412

# Submission time Handle Problem Language Result Execution time Memory
535412 2022-03-10T08:58:39 Z pokmui9909 Distributing Candies (IOI21_candies) C++17
3 / 100
99 ms 9660 KB
#include "candies.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

ll N, Q;
vector<int> a;

std::vector<int> distribute_candies(std::vector<int> c, std::vector<int> l,
                                    std::vector<int> r, std::vector<int> v) {
    N = c.size(), Q = l.size();
    a.resize(N);

    if(N <= 2000 && Q <= 2000){
        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;
    } else {
        vector<ll> s(N + 1);
        for(int i = 0; i < Q; i++){
            s[l[i]]     += v[i];
            s[r[i] + 1] -= v[i];
        }
        for(int i = 1; i < N; i++){
            s[i] += s[i - 1];
        }
        for(int i = 0; i < N; i++){
            a[i] = min((int)s[i], c[i]);
        }
        return a;
    }
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 99 ms 9660 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 56 ms 4956 KB Output isn't correct
3 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 50 ms 4964 KB Output isn't correct
4 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 3 ms 340 KB Output is correct
6 Incorrect 99 ms 9660 KB Output isn't correct
7 Halted 0 ms 0 KB -