Submission #735833

#	Time	Username	Problem	Language	Result	Execution time	Memory
735833		sandry24	Secret (JOI14_secret)	C++17	Compilation error	0 ms	0 KiB

secret

#include <bits/stdc++.h>
#include "secret.h"
using namespace std;
 
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
typedef long long ll;
typedef vector<int> vi;
typedef pair<int, int> pi;
#define pb push_back
#define mp make_pair
#define f first
#define s second

const int MAX_N = 1005;
int meetpoint[MAX_N][MAX_N];
int res[MAX_N][MAX_N];

void build(int l, int r){
    if(l >= r)
        return;
    int mid = (tl+tr)/2;
    for(int i = l; i <= mid; i++){
        for(int j = mid+1; j <= r; j++)
            meetpoint[i][j] = mid;
    }
    for(int i = mid+2; i <= r; i++)
        res[mid+1][i] = Secret(res[mid+1][i-1], res[i][i]);
    for(int i = mid-1; i >= l; i--)
        res[i][mid] = Secret(res[i+1][mid], res[i][i]);
    build(l, mid);
    build(mid+1, r);
}

void Init(int N, int A[]){
    for(int i = 0; i < N; i++){
        for(int j = 0; j < N; j++){
            res[i][j] = (i == j ? A[i] : -1);
        }
    }
    build(0, N-1);
}

int Query(int L, int R){
    if(res[L][R] != -1)
        return res[L][R];
    int mid = meetpoint[L][R];
    return Secret(res[L][mid], res[mid+1][R]);
}

Compilation message (stderr)

secret.cpp: In function 'void build(int, int)':
secret.cpp:22:16: error: 'tl' was not declared in this scope; did you mean 'l'?
   22 |     int mid = (tl+tr)/2;
      |                ^~
      |                l
secret.cpp:22:19: error: 'tr' was not declared in this scope; did you mean 'r'?
   22 |     int mid = (tl+tr)/2;
      |                   ^~
      |                   r