oj.uz

답안 #123885

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
123885 2019-07-02T08:34:23 Z khulegub 선물상자 (IOI15_boxes) C++14
10 / 100
 66 ms 78736 KB 
#include "boxes.h"
#include <algorithm>
#include <cstring>
#define pb push_back
using namespace std;
typedef long long i64;

i64 lsum[10000010], rsum[10000010];
i64 zeze[10000010];
int n;
int l;
int k;

i64 delivery(int N, int K, int L, int p[]) {
	n = N;
	l = L;
	k = K;
	for (int i = 0; i < n; i++){
		zeze[i % k] += 2 * p[i];
		lsum[i] = zeze[i % k];
	}
	memset(zeze, 0, sizeof zeze);
	for (int i = n - 1; i >= 0; i--){
		zeze[i % k] += 2 * (l - p[i]);
		rsum[i] = zeze[i % k];
	}
	i64 ans = 1e9;
	for (int i = 0; i <= n; i++){
		if (i == 0) ans = min(ans, rsum[i]);
		else ans = min(ans, lsum[i - 1] + rsum[i]);
	}
	for (int i = 0; i <= n - k; i++){
		if (i == 0) ans = min(ans, rsum[i + k] + l);
		else ans = min(ans, lsum[i - 1] + rsum[i + k] + l);
	}
	return ans;
}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 78584 KB Output is correct
2 Incorrect 66 ms 78684 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 78616 KB Output is correct
2 Correct 65 ms 78584 KB Output is correct
3 Correct 66 ms 78540 KB Output is correct
4 Correct 66 ms 78736 KB Output is correct
5 Correct 66 ms 78664 KB Output is correct
6 Correct 66 ms 78584 KB Output is correct
7 Correct 66 ms 78644 KB Output is correct

Subtask #3
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 78584 KB Output is correct
2 Incorrect 65 ms 78632 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 78584 KB Output is correct
2 Incorrect 66 ms 78684 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 78584 KB Output is correct
2 Incorrect 66 ms 78684 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 65 ms 78584 KB Output is correct
2 Incorrect 66 ms 78684 KB Output isn't correct
3 Halted 0 ms 0 KB -