oj.uz

답안 #1018605

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1018605 2024-07-10T07:21:44 Z dosts 비밀 (JOI14_secret) C++17
0 / 100
 320 ms 4548 KB 
#include "secret.h"
#include <bits/stdc++.h>
//Dost SEFEROĞLU
using namespace std;
#define int long long
#define pii pair<int,int>
#define ff first
#define ss second
#define sp << " " << 
#define vi vector<int>
#define all(xx) xx.begin(),xx.end()
#define ps(xxx) cout << (xxx) << endl;


int dat[10][1001];
int mask[1001];
int B[1001];

void dnc(int l,int r,int level = 0) {
  if (l == r) {
    dat[level][l] = B[l];
    return;
  }
  int m = (l+r) >> 1;
  for (int i=m+1;i<=r;i++) mask[i]^=(1<<level);
  dat[level][m] = B[m];
  for (int i=m-1;i>=l;i--) dat[level][i] = Secret(B[i],dat[level][i+1]);
  dat[level][m+1] = B[m+1];
  for (int i=m+2;i<=r;i++) dat[level][i] = Secret(dat[level][i-1],B[i]);
  dnc(l,m,level+1),dnc(m+1,r,level+1);
}

void Init(int32_t N, int32_t A[]) {
  for (int i=0;i<N;i++) B[i] = A[i];
  dnc(1,N);
}

int32_t Query(int32_t L, int32_t R) {
  if (L == R) return B[L];
  int tz = __builtin_ctz(mask[L]^mask[R]);
  return Secret(dat[tz][L],dat[tz][R]);
}

Subtask #1
0.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 80 ms 2904 KB Wrong Answer: Query(0, 357) - expected : 574893848, actual : 823469616.
2 Incorrect 79 ms 2896 KB Wrong Answer: Query(0, 218) - expected : 167946665, actual : 979444105.
3 Incorrect 79 ms 2896 KB Wrong Answer: Query(0, 359) - expected : 218322958, actual : 94884132.
4 Incorrect 298 ms 4432 KB Wrong Answer: Query(0, 229) - expected : 58228789, actual : 359301677.
5 Incorrect 306 ms 4376 KB Wrong Answer: Query(0, 371) - expected : 250238024, actual : 720031834.
6 Incorrect 309 ms 4380 KB Wrong Answer: Query(0, 7) - expected : 421989048, actual : 145425737.
7 Incorrect 306 ms 4432 KB Wrong Answer: Query(0, 993) - expected : 589312106, actual : 692290594.
8 Incorrect 320 ms 4436 KB Wrong Answer: Query(0, 839) - expected : 428261768, actual : 881024464.
9 Incorrect 305 ms 4548 KB Wrong Answer: Query(0, 930) - expected : 424418475, actual : 29375662.
10 Incorrect 309 ms 4468 KB Wrong Answer: Query(0, 893) - expected : 611994251, actual : 539903305.