oj.uz

Submission #573947

# Submission time Handle Problem Language Result Execution time Memory
573947 2022-06-07T12:57:13 Z Vanilla Secret (JOI14_secret) C++17
0 / 100
 453 ms 18968 KB 
#include <bits/stdc++.h>
#include "secret.h"
using namespace std;
const int maxn = 1001;
long long pref [maxn][maxn];
long long sg [maxn][maxn];
 
void build (int l, int r) {
	if (l >= r) return;
	int mid = (l + r) / 2;
	for (int i = mid - 1; i >= l; i--){
		for (int j = mid + 1; j <= r; j++){
			sg[i][j] = mid;
		}
	}
	for (int i = mid + 2; i <= r; i++){
		pref[mid + 1][i] = Secret(pref[mid + 1][i-1], pref[i][i]);
	}
	for (int i = mid - 1; i >= l; i--){
		pref[i][mid] = Secret(pref[i + 1][mid], pref[i][i]);
	}
	build (l, mid);
	build (mid + 1, r);
 
}
 
void Init(int N, int A[]) {
	for (int i = 0; i < N; i++){
		for (int j = 0; j < N; j++) {
			pref[i][j] = -1;
		}
	}
    for (int i = 0; i < N; i++){
		pref[i][i] = A[i];
    }
	build(0, N - 1);
}
 
int Query(int L, int R) {
	if (pref[L][R] != -1) return pref[L][R];
	int mid = sg[L][R];
	return Secret(pref[L][mid], pref[mid + 1][R]);
}

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 119 ms 9292 KB Wrong Answer: Query(113, 206) - expected : 536899947, actual : 538256673.
2 Incorrect 122 ms 9320 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3 Incorrect 120 ms 9404 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4 Incorrect 434 ms 18904 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568.
5 Incorrect 443 ms 18896 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316.
6 Incorrect 449 ms 18872 KB Wrong Answer [1]
7 Incorrect 453 ms 18948 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8 Incorrect 453 ms 18912 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9 Incorrect 448 ms 18968 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10 Incorrect 436 ms 18896 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.