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Submission #494179

# Submission time Handle Problem Language Result Execution time Memory
494179 2021-12-14T16:40:48 Z Khizri Distributing Candies (IOI21_candies) C++17
3 / 100
 103 ms 7348 KB 
#include "candies.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;
vector<int> solve1(vector<int> &c, vector<int> &l,vector<int> &r, vector<int> &v) {
    int n = c.size(),q=l.size();
    vector<int>arr(n);
    for(int ind=0;ind<q;ind++){
        int a=l[ind],b=r[ind],k=v[ind];
        for(int i=a;i<=b;i++){
            arr[i]+=k;
            arr[i]=min(arr[i],c[i]);
            arr[i]=max(arr[i],0);
        }
    }
    return arr;
}
vector<int> solve2(vector<int> &c, vector<int> &l,vector<int> &r, vector<int> &v) {
    int n = c.size(),q=l.size();
    vector<int>arr(n);
    for(int ind=0;ind<q;ind++){
        int a=l[ind],b=r[ind],k=v[ind];
        arr[a]+=k;
        if(b+1<n){
            arr[b+1]-=k;
        }
    }
    for(int i=1;i<n;i++){
        arr[i]+=arr[i-1];
        arr[i]=min(arr[i],c[i]);
    }
    return arr;
}
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){
        return solve1(c,l,r,v);
    }
    return solve2(c,l,r,v);
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 360 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 103 ms 7348 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 204 KB Output is correct
2 Incorrect 54 ms 4964 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 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Incorrect 53 ms 4932 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 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 360 KB Output is correct
6 Incorrect 103 ms 7348 KB Output isn't correct
7 Halted 0 ms 0 KB -