Submission #1067626

# Submission time Handle Problem Language Result Execution time Memory
1067626 2024-08-20T21:56:52 Z Thunnus Secret (JOI14_secret) C++17
0 / 100
311 ms 8280 KB
#include "secret.h"
#include<bits/stdc++.h>
using namespace std;
using i64 = long long;
//#define int i64
#define vi vector<int>
#define vvi vector<vi>
#define vb vector<bool>
#define pii pair<int, int>
#define fi first
#define se second
#define sz(x) (int)(x).size() 

const int MX = 1e3 + 3;
int n, dp[MX][MX];

inline void divide(int le, int ri, int A[]){
    int mid = (le + ri) / 2;
    dp[mid][mid] = A[mid], dp[mid + 1][mid + 1] = A[mid + 1];
    for(int i = mid - 1; i >= le; i--){
        dp[mid][i] = Secret(dp[mid][i + 1], A[i]);
    }
    for(int i = mid + 2; i <= ri; i++){
        dp[mid + 1][i] = Secret(dp[mid + 1][i - 1], A[i]);
    }
    if(le < mid) divide(le, mid, A);
    if(mid + 1 < ri) divide(mid + 1, ri, A);
}

void Init(int N, int A[]){
    n = N;
    divide(0, n - 1, A);
}

int Query(int L, int R){
    int le = 0, ri = n - 1, mid;
    while(ri > le){
        mid = (ri + le) / 2;
        if(le <= mid && ri > mid) return Secret(dp[mid][le], dp[mid + 1][ri]);
        if(mid == ri) return dp[mid][le];
        if(mid < le)
            le = mid + 1;
        else
            ri = mid;
    }
    return dp[le][le];
}
# Verdict Execution time Memory Grader output
1 Incorrect 80 ms 4436 KB Wrong Answer: Query(222, 254) - expected : 34031541, actual : 591815851.
2 Incorrect 81 ms 4432 KB Wrong Answer: Query(60, 375) - expected : 669221184, actual : 496578817.
3 Incorrect 81 ms 4420 KB Wrong Answer: Query(211, 401) - expected : 674373968, actual : 20078928.
4 Incorrect 304 ms 8272 KB Wrong Answer: Query(90, 497) - expected : 397934825, actual : 557875336.
5 Incorrect 309 ms 8280 KB Wrong Answer: Query(587, 915) - expected : 752404486, actual : 902432788.
6 Incorrect 302 ms 8200 KB Wrong Answer: Query(915, 915) - expected : 282904741, actual : 145367785.
7 Incorrect 304 ms 8276 KB Wrong Answer: Query(84, 976) - expected : 742463504, actual : 673350762.
8 Incorrect 305 ms 8148 KB Wrong Answer: Query(58, 987) - expected : 20022464, actual : 280414344.
9 Incorrect 307 ms 8216 KB Wrong Answer: Query(33, 967) - expected : 676869696, actual : 962084259.
10 Incorrect 311 ms 8172 KB Wrong Answer: Query(116, 961) - expected : 68487362, actual : 878715528.