Submission #1058526

#	Time	Username	Problem	Language	Result	Execution time	Memory
1058526		Jarif_Rahman	Two Antennas (JOI19_antennas)	C++17	2 / 100	3051 ms	3164 KiB

antennas

#include <bits/stdc++.h>
#define pb push_back
#define f first
#define sc second
using namespace std;
typedef long long int ll;
typedef string str;
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n; cin >> n;
    vector<ll> H(n);
    vector<int> A(n), B(n);
    for(int i = 0; i < n; i++) cin >> H[i] >> A[i] >> B[i];

    int q; cin >> q;
    while(q--){
        int l, r; cin >> l >> r; l--, r--;
        ll ans = -1;
        for(int i = l; i <= r; i++) for(int j = i+1; j <= r; j++){
            if(j >= i+A[i] && j <= i+B[i] && i >= j-B[j] && i <= j-A[j])
                ans = max(ans, abs(H[i]-H[j]));
        }
        cout << ans << "\n";
    }
}

• Subtask 1: 2 / 2
• Subtask 2: 0 / 11
• Subtask 3: 0 / 22
• Subtask 4: 0 / 65