Submission #1292427

#	Time	Username	Problem	Language	Result	Execution time	Memory
1292427		chaitanyamehta	Lost Array (NOI19_lostarray)	C++20	0 / 100	21 ms	436 KiB

lostarray

// https://oj.uz/problem/view/NOI19_charges
#include<bits/stdc++.h>
using namespace std;

#define int long long
#define pii pair<int ,int>

signed main(){
    int n , q;
    cin >> n >> q;
    vector<char> ans(n + 1, '?');
    while(q--){
        char t;
        cin>>t;
        int u , v;cin>>u>>v;
        if(v == 1) swap(u , v);
        if(t == 'A'){
            ans[v] = 'A';
        }
        else if(t == 'R'){
            ans[v] = 'R';
        }
        else{
            cout << ans[v] << "\n";
        }
    }
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 6
• Subtask 3: 0 / 20
• Subtask 4: 0 / 21
• Subtask 5: 0 / 48