Submission #803727

# Submission time Handle Problem Language Result Execution time Memory
803727 2023-08-03T05:42:31 Z 8pete8 Secret (JOI14_secret) C++14
0 / 100
393 ms 4488 KB
#include<bits/stdc++.h>
#include "secret.h"
using namespace std;
#define ll long long
#define f first
#define endl "\n"
#define s second
#define pii pair<int,int>
#define ppii pair<int,pii>
#define pb push_back
#define fastio ios::sync_with_stdio(false);cin.tie(NULL);
using namespace std;
const int mxn=1e3;
int ans[11][mxn+10];
int v[mxn+10],in[mxn+10];
void solve(int l,int r,int lev){
    if(l==r)return;
    int m=l+(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++)in[i]^=(1<<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(in[L]^in[R]);
    return Secret(ans[b][L],ans[b][R]);
}
# Verdict Execution time Memory Grader output
1 Incorrect 102 ms 2376 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 809782271.
2 Incorrect 101 ms 2484 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 68749376.
3 Incorrect 110 ms 2440 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 136349820.
4 Incorrect 393 ms 4388 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 650789536.
5 Incorrect 387 ms 4352 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 377506838.
6 Incorrect 378 ms 4488 KB Wrong Answer: Query(738, 741) - expected : 983692994, actual : 61461050.
7 Incorrect 379 ms 4360 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 687550570.
8 Incorrect 377 ms 4340 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 145923264.
9 Incorrect 388 ms 4372 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 18757135.
10 Incorrect 393 ms 4400 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 70590726.