oj.uz

Submission #574394

# Submission time Handle Problem Language Result Execution time Memory
574394 2022-06-08T13:12:47 Z wjajjsasqq Distributing Candies (IOI21_candies) C++17
11 / 100
 5000 ms 9932 KB 
#include "candies.h"
#include <algorithm>
#include <cstdio>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2")

const int INF = 1070000000;

const int N = 200008;
int n, a[N], c[N], C, res[N];
long long inc[N];

std::vector<int> distribute_candies(std::vector<int> c_, std::vector<int> l, std::vector<int> r, std::vector<int> v) {
	n = (int)c_.size();
	std::vector<int> ans(n);
	for (int i = 0; i < n; ++i) c[i] = c_[i];
	if (n <= 2000 && l.size() <= 2000) {
		for (int i = 0; i < (int)l.size(); ++i) {
			int ll = l[i], rr = r[i] + 1, d = v[i];
			for (int j = ll; j < rr; ++j) a[j] += d;
			if (d > 0) {
				for (int j = ll; j < rr; ++j) a[j] = a[j] < c[j] ? a[j] : c[j];
			} else {
				for (int j = ll; j < rr; ++j) a[j] = a[j] < 0 ? 0 : a[j];
			}
		}
		for (int i = 0; i < n; ++i) ans[i] = a[i];
	} else {
		bool pos = 1;
		for (int i = 0; i < (int)v.size(); ++i) if (v[i] < 0) pos = 0;
		if (pos) {
			for (int i = 0; i < (int)l.size(); ++i) {
				inc[l[i]] += v[i];
				inc[r[i] + 1] -= v[i];
			}
			for (int i = 0; i < n; ++i) {
				if (i) inc[i] += inc[i - 1];
				ans[i] = std::min((long long)c[i], inc[i]);
			}
		} else {
			C = c[0];
			for (int i = 0; i < (int)l.size(); ++i) {
				int ll = l[i], rr = r[i] + 1, d = v[i];
#pragma GCC ivdep
				for (int j = ll; j < rr; ++j) res[j] += d;
				if (d < 0) {
#pragma GCC ivdep
					for (int j = 0; j < n; ++j) res[j] = res[j] < 0 ? 0 : res[j];
				}
				else {
#pragma GCC ivdep
					for (int j = 0; j < n; ++j) res[j] = res[j] < C ? res[j] : C;
				}
			}
			for (int j = 0; j < n; ++j) ans[j] = res[j];
		}
	}
	return ans;
}

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 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
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 125 ms 9892 KB Output is correct
2 Correct 96 ms 9848 KB Output is correct
3 Correct 101 ms 9932 KB Output is correct

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 116 ms 5308 KB Output is correct
3 Correct 126 ms 5528 KB Output is correct
4 Execution timed out 5087 ms 9100 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 300 KB Output is correct
3 Incorrect 129 ms 5212 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 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 125 ms 9892 KB Output is correct
7 Correct 96 ms 9848 KB Output is correct
8 Correct 101 ms 9932 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 116 ms 5308 KB Output is correct
11 Correct 126 ms 5528 KB Output is correct
12 Execution timed out 5087 ms 9100 KB Time limit exceeded
13 Halted 0 ms 0 KB -