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답안 #373366

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
373366 2021-03-04T10:12:03 Z wind_reaper 비밀 (JOI14_secret) C++17
0 / 100
 506 ms 4588 KB 
#include <bits/stdc++.h>
#include "secret.h"

using namespace std;

const int INF = 1e9;
const int MXN = 1000;

int st[10][MXN], mask[MXN], a[MXN], n;

void dnc(int l, int r, int lev){
	if(l == r)
		return;

	int mid = (l + r) >> 1;

	for(int i = mid; i >= l; --i)
		st[lev][i] = Secret(a[i], st[lev][i+1]);

	st[lev][mid+1] = a[mid+1];

	for(int i = mid+2; i <= r; i++)
		st[lev][i] = Secret(st[lev][i-1], a[i]);

	for(int i = mid + 1; i <= r; i++)
		mask[i] ^= (1 << lev);

	dnc(l, mid, lev+1), dnc(mid+1, r, lev+1);
}

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

int Query(int L, int R){
	int level = __builtin_ctz(mask[L]^mask[R]);
	return Secret(st[level][L], st[level][R]);
}

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 133 ms 2540 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 34031537.
2 Incorrect 135 ms 2540 KB Wrong Answer: Query(102, 157) - expected : 32612619, actual : 569483529.
3 Incorrect 133 ms 2540 KB Wrong Answer: Query(67, 224) - expected : 202440844, actual : 739311628.
4 Incorrect 492 ms 4460 KB Wrong Answer: Query(727, 872) - expected : 870334875, actual : 870334619.
5 Incorrect 490 ms 4388 KB Wrong Answer: Query(761, 790) - expected : 112945480, actual : 112871752.
6 Incorrect 492 ms 4460 KB Wrong Answer: Query(915, 915) - expected : 282904741, actual : 536870912.
7 Partially correct 505 ms 4512 KB Output isn't correct - number of calls to Secret by Init = 8977, maximum number of calls to Secret by Query = 1
8 Partially correct 506 ms 4412 KB Output isn't correct - number of calls to Secret by Init = 8977, maximum number of calls to Secret by Query = 1
9 Partially correct 502 ms 4460 KB Output isn't correct - number of calls to Secret by Init = 8977, maximum number of calls to Secret by Query = 1
10 Partially correct 501 ms 4588 KB Output isn't correct - number of calls to Secret by Init = 8977, maximum number of calls to Secret by Query = 1