Submission #321633

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
321633	2020-11-13T00:31:46 Z	peuch	Secret (JOI14_secret)	C++17	0 / 100	20000 ms	9836 KB

secret

#include "secret.h"
#include<bits/stdc++.h>

const int MAXN = 1010;

int n;
long long value[MAXN][MAXN];
long long v[MAXN];

void dc(int ini, int fim){
	if(ini == fim) {
		value[ini][ini] = v[ini];
		return;
	}
	int mid = (ini + fim) >> 1;

	dc(ini, mid);
	dc(mid + 1, fim);

	for(int i = mid - 1; i >= ini; i--)
		value[i][mid] = Secret(value[i + 1][mid], v[i]);

	for(int i = mid + 2; i <= fim; i++)
		value[mid + 1][i] = Secret(value[mid + 1][i - 1], v[i]);
}

long long getVal(int ini, int fim, int l, int r){
	int mid = (ini + fim) >> 1;
	if(l <= mid && r > mid)
		return Secret(value[l][mid], value[mid + 1][r]);
	if(r <= mid)
		return getVal(ini, mid, l, r);
	return getVal(mid + 1, fim, l, r);
}

void Init(int N, int A[]) {
	n = N;
	for(int i = 0; i < n; i++)
		v[i] = A[i];
	dc(0, n - 1);
}

int Query(int L, int R) {
	return getVal(0, n - 1, L, R);
}

//g++ -o secret -O2 grader.cpp secret.cpp

Subtask #1

0.0 / 100.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	132 ms	4844 KB	Wrong Answer: Query(222, 254) - expected : 34031541, actual : 268854015.
2	Incorrect	133 ms	4844 KB	Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3	Incorrect	135 ms	4988 KB	Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4	Incorrect	498 ms	9788 KB	Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568.
5	Incorrect	497 ms	9836 KB	Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316.
6	Execution timed out	20035 ms	9708 KB	Time limit exceeded
7	Incorrect	499 ms	9836 KB	Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8	Incorrect	496 ms	9708 KB	Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9	Incorrect	519 ms	9772 KB	Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10	Incorrect	513 ms	9708 KB	Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.