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Submission #796722

# Submission time Handle Problem Language Result Execution time Memory
796722 2023-07-28T16:09:53 Z Minindu206 Distributing Candies (IOI21_candies) C++17
3 / 100
 95 ms 10444 KB 
#include "candies.h"
#include <bits/stdc++.h>
using namespace std;

vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v)
{
    int n = c.size(), q = l.size();
    vector<int> candies(n, 0);
    if (n <= 2000 && q <= 2000)
    {
        for (int i = 0; i < q; i++)
        {
            int ll = l[i], rr = r[i];
            while (ll <= rr)
            {
                candies[ll] += v[i];
                if (candies[ll] > c[ll])
                    candies[ll] = c[ll];
                if (candies[ll] < 0)
                    candies[ll] = 0;
                ll++;
            }
        }
        return candies;
    }
    else
    {
        vector<long long> pref1(n, 0), pref2(n, 0);
        for (int i = 0; i < q; i++)
        {
            pref1[l[i]] += v[i];
            pref2[r[i]] += v[i];
        }
        for(int i=0;i<n;i++)
        {
            long long ans = pref1[i];
            if(i > 0)
                ans -= pref2[i - 1];
            candies[i] = min((long long)candies[i], ans);
            if(i < n - 1)
            {
                pref1[i + 1] += pref1[i];
                pref2[i + 1] += pref2[i];
            }
        }
        return candies;
    }
}

Subtask #1
3.0 / 3.0

# 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 2 ms 340 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 95 ms 10444 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 40 ms 4952 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 0 ms 212 KB Output is correct
3 Incorrect 41 ms 4964 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# 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 2 ms 340 KB Output is correct
6 Incorrect 95 ms 10444 KB Output isn't correct
7 Halted 0 ms 0 KB -