oj.uz

답안 #728916

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
728916 2023-04-23T09:24:21 Z Cookie 비밀 (JOI14_secret) C++14
0 / 100
 488 ms 4504 KB 
#include "secret.h"
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define forr(i, a, b) for(int i = a; i < b; i++)
#define dorr(i, a, b) for(int i = a; i >= b; i--)
#define ld long double
#define vt vector
#include<fstream>
#define fi first
#define se second
#define pll pair<ll, ll>
#define pii pair<int, int>
#include <stdio.h>
#include <stdlib.h>
const int mxn = 1000;
int tab[10][mxn + 1], mask[mxn + 1];
vt<int>v;
void build(int l, int r, int lev){
    if(l == r)return;
    int mid = (l + r) >> 1;
    tab[lev][mid] = v[mid];
    for(int i = mid - 1; i >= l; i--){
        tab[lev][i] = Secret(tab[lev][i + 1], v[i]);
    }
    tab[lev][mid + 1] = v[mid + 1];
    for(int i = mid + 2; i <= r; i++){
        tab[lev][i] = Secret(tab[lev][i - 1], v[i]);
    }
    for(int i = mid + 1; i <= r; i++)mask[i] ^= (1 << lev);
    build(l, mid, lev + 1); build(mid + 1, r, lev + 1);
    
}
void Init(int n, int a[]){
    for(int i = 0; i < n; i++)v.pb(a[i]);
    
    build(0, n - 1, 0);
}
int Query(int l, int r){
    if(l == r)return(v[l]);
    int level = __builtin_ctz(mask[l] ^ mask[r]);
    return(Secret(tab[level][l], tab[level][r]));
}

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 127 ms 2428 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 268854015.
2 Incorrect 113 ms 2428 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 311474560.
3 Incorrect 126 ms 2512 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 353554500.
4 Incorrect 461 ms 4348 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 343081568.
5 Incorrect 424 ms 4356 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 957013316.
6 Incorrect 456 ms 4300 KB Wrong Answer: Query(200, 208) - expected : 277813445, actual : 154975445.
7 Incorrect 488 ms 4504 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 675449873.
8 Incorrect 427 ms 4344 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 273091792.
9 Incorrect 448 ms 4340 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 827853577.
10 Incorrect 451 ms 4316 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 337854787.