Submission #1163355

#	Time	Username	Problem	Language	Result	Execution time	Memory
1163355		LmaoLmao	Klasika (COCI20_klasika)	C++17	33 / 110	5093 ms	4824 KiB

klasika

#include <bits/stdc++.h>
#pragma GCC optimize ("unroll-loops")
#define int long long
using namespace std;

int d[100005];
vector<int> adj[100005];
int timer = 1;

int dfs(int x, int u){
    int res=d[x]^d[u];
    for(int v:adj[u]) {
        res=max(res,dfs(x,v));
    }
    return res;
}

signed main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    
    int q; cin >> q;
    while (q--){
        string s; cin >> s;
        int a, b; cin >> a >> b;
    
        if (s == "Add"){
            d[++timer]= d[a] ^ b;
            adj[a].push_back(timer);
        }
        else{
            cout << dfs(a, b) << endl;
        }
    }

    return 0;
}

• Subtask 1: 11 / 11
• Subtask 2: 22 / 22
• Subtask 3: 0 / 33
• Subtask 4: 0 / 44