Submission #686666

# Submission time Handle Problem Language Result Execution time Memory
686666 2023-01-25T18:00:27 Z Farhan_HY Klasika (COCI20_klasika) C++14
33 / 110
5000 ms 438548 KB
#include <bits/stdc++.h>
#define int long long
#define F first
#define S second
#define T int t; cin >> t; while(t--)
#define IOS ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;

const int N = 1e6 + 5;
const int M = 1e3 + 3;
const int inf = 1e18;
const int mod = 1e9 + 7;
int q, ans;
vector<pair<int, int>> adj[N];
set<int> st[N];

void dfs(int node, int from, int with, int b) {
    if (st[node].find(b) != st[node].end())
        ans = max(ans, with);
    for(auto x: adj[node]) {
        if (x.F != from)
            dfs(x.F, node, with ^ x.S, b);
    }
}

main() {
    IOS
    cin >> q;
    int cnt = 1;
    st[1].insert(1);
    while(q--) {
        string s;
        int a, b;
        cin >> s >> a >> b;
        if (s[0] == 'A') {
            adj[a].push_back({++cnt, b});
            adj[cnt].push_back({a, b});
            for(auto x: st[a]) st[cnt].insert(x);
            st[cnt].insert(cnt);
        }
        else {
            ans = 0;
            dfs(a, 0, 0, b);
            cout << ans << '\n';
        }
    }
}

Compilation message

klasika.cpp:26:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   26 | main() {
      | ^~~~
# Verdict Execution time Memory Grader output
1 Correct 34 ms 70740 KB Output is correct
2 Correct 33 ms 70848 KB Output is correct
3 Correct 32 ms 70992 KB Output is correct
4 Correct 33 ms 71240 KB Output is correct
5 Correct 31 ms 70752 KB Output is correct
6 Correct 32 ms 70720 KB Output is correct
7 Correct 34 ms 70696 KB Output is correct
8 Correct 37 ms 70724 KB Output is correct
9 Correct 35 ms 70740 KB Output is correct
10 Correct 31 ms 70748 KB Output is correct
11 Correct 32 ms 70740 KB Output is correct
12 Correct 31 ms 70868 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 34 ms 70740 KB Output is correct
2 Correct 33 ms 70848 KB Output is correct
3 Correct 32 ms 70992 KB Output is correct
4 Correct 33 ms 71240 KB Output is correct
5 Correct 31 ms 70752 KB Output is correct
6 Correct 32 ms 70720 KB Output is correct
7 Correct 34 ms 70696 KB Output is correct
8 Correct 37 ms 70724 KB Output is correct
9 Correct 35 ms 70740 KB Output is correct
10 Correct 31 ms 70748 KB Output is correct
11 Correct 32 ms 70740 KB Output is correct
12 Correct 31 ms 70868 KB Output is correct
13 Correct 67 ms 74912 KB Output is correct
14 Correct 145 ms 86808 KB Output is correct
15 Correct 188 ms 106952 KB Output is correct
16 Correct 255 ms 131548 KB Output is correct
17 Correct 40 ms 70900 KB Output is correct
18 Correct 43 ms 71036 KB Output is correct
19 Correct 54 ms 71264 KB Output is correct
20 Correct 43 ms 71492 KB Output is correct
21 Correct 42 ms 71408 KB Output is correct
22 Correct 58 ms 73428 KB Output is correct
23 Correct 71 ms 76908 KB Output is correct
24 Correct 93 ms 81624 KB Output is correct
# Verdict Execution time Memory Grader output
1 Execution timed out 5061 ms 438548 KB Time limit exceeded
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 34 ms 70740 KB Output is correct
2 Correct 33 ms 70848 KB Output is correct
3 Correct 32 ms 70992 KB Output is correct
4 Correct 33 ms 71240 KB Output is correct
5 Correct 31 ms 70752 KB Output is correct
6 Correct 32 ms 70720 KB Output is correct
7 Correct 34 ms 70696 KB Output is correct
8 Correct 37 ms 70724 KB Output is correct
9 Correct 35 ms 70740 KB Output is correct
10 Correct 31 ms 70748 KB Output is correct
11 Correct 32 ms 70740 KB Output is correct
12 Correct 31 ms 70868 KB Output is correct
13 Correct 67 ms 74912 KB Output is correct
14 Correct 145 ms 86808 KB Output is correct
15 Correct 188 ms 106952 KB Output is correct
16 Correct 255 ms 131548 KB Output is correct
17 Correct 40 ms 70900 KB Output is correct
18 Correct 43 ms 71036 KB Output is correct
19 Correct 54 ms 71264 KB Output is correct
20 Correct 43 ms 71492 KB Output is correct
21 Correct 42 ms 71408 KB Output is correct
22 Correct 58 ms 73428 KB Output is correct
23 Correct 71 ms 76908 KB Output is correct
24 Correct 93 ms 81624 KB Output is correct
25 Execution timed out 5061 ms 438548 KB Time limit exceeded
26 Halted 0 ms 0 KB -