Submission #803751

# Submission time Handle Problem Language Result Execution time Memory
803751 2023-08-03T05:48:19 Z 8pete8 Secret (JOI14_secret) C++14
0 / 100
410 ms 4336 KB
#include<bits/stdc++.h>
#include "secret.h"
using namespace std;
const int mxn=1e3;
int ans[11][mxn+10];
int v[mxn+10],mask[mxn+10];
void solve(int l,int r,int lev){
    if(l==r)return;
    int m=(r+l)/2;
    ans[lev][m]=v[m];
    for(int i=m-1;i>=l;i--)ans[lev][i]=Secret(v[i],ans[lev][i+1]);
    ans[lev][m+1]=v[m+1];
    for(int i=m+2;i<=r;i++)ans[lev][i]=Secret(v[i],ans[lev][i-1]);
    for(int i=m+1;i<=r;i++)mask[i]^=(1ll<<lev);
    solve(l,m,lev+1);
    solve(m+1,r,lev+1);
}
void Init(int N,int A[]){
    for(int i=0;i<N;i++)v[i]=A[i];
    solve(0,N-1,0);
}
int Query(int L,int R){
    if(L==R)return v[L];
    int b=__builtin_ctz(mask[L]^mask[R]);
    return Secret(ans[b][L],ans[b][R]);
}
# Verdict Execution time Memory Grader output
1 Incorrect 103 ms 2372 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 809782271.
2 Incorrect 101 ms 2404 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 68749376.
3 Incorrect 101 ms 2380 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 136349820.
4 Incorrect 373 ms 4296 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 650789536.
5 Incorrect 378 ms 4276 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 377506838.
6 Incorrect 404 ms 4280 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 61461050.
7 Incorrect 410 ms 4284 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 687550570.
8 Incorrect 391 ms 4320 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 145923264.
9 Incorrect 376 ms 4336 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 18757135.
10 Incorrect 377 ms 4208 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 70590726.