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Submission #440515

# Submission time Handle Problem Language Result Execution time Memory
440515 2021-07-02T11:07:14 Z MetalPower Distributing Candies (IOI21_candies) C++17
11 / 100
 127 ms 8932 KB 
#include <bits/stdc++.h>
using namespace std;

#include "candies.h"

#define ll long long

vector<int> distribute_candies(vector<int> c, vector<int> l, vector<int> r, vector<int> v){

	int N = c.size(), Q = v.size();
	vector<int> ans(N, 0);

	if(N <= 2000 && Q <= 2000){

		for(int i = 0; i < Q; i++){
			for(int j = l[i]; j <= r[i]; j++){
				if(v[i] < 0) ans[j] = max(0, ans[j] + v[i]);
				else if(v[i] > 0) ans[j] = min(c[j], ans[j] + v[i]);
			}
		}

	}else{

		vector<ll> pref(N + 1, 0);

		for(int i = 0; i < Q; i++){
			pref[l[i]] += v[i];
			pref[r[i] + 1] -= v[i];
		}

		for(int i = 1; i < N; i++) pref[i] += pref[i - 1];

		for(int i = 0; i < N; i++){
			if(pref[i] > (ll) c[i]) ans[i] = c[i];
			else ans[i] = pref[i];
		}
	}

	return ans;
}

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 432 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 332 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 127 ms 8884 KB Output is correct
2 Correct 116 ms 8932 KB Output is correct
3 Correct 114 ms 8880 KB Output is correct

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Incorrect 62 ms 4960 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 59 ms 4948 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 432 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 3 ms 332 KB Output is correct
6 Correct 127 ms 8884 KB Output is correct
7 Correct 116 ms 8932 KB Output is correct
8 Correct 114 ms 8880 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Incorrect 62 ms 4960 KB Output isn't correct
11 Halted 0 ms 0 KB -