oj.uz

Submission #898628

# Submission time Handle Problem Language Result Execution time Memory
898628 2024-01-04T23:46:46 Z vjudge1 Magenta (COCI21_magenta) C++17
30 / 110
 38 ms 9812 KB 
#include<bits/stdc++.h>
using namespace std;
vector<int> adj[200100];
int ans[101][101][2];
void dfs(int n, int p, int t, int d) {
    if(n==t)
        cout << (d?"Marin":"Paula"),exit(0);
    for(auto i: adj[n])
        if(i-p)
            dfs(i,n,t,!d);
}
int dfs2(int a, int b, int t) {
    for(auto i: adj[a])
        if(i!=3-t)
            return ans[i][b][t];
    for(auto i: adj[b])
        if(i!=3-t)
            return ans[a][i][t];
}
int main() {
    cin.sync_with_stdio(false);
    cin.tie(nullptr);
    int n, a, b;
    cin >> n >> a >> b;
    for(int i = 1; i < n; i++) {
        int x, y;
        string str;
        cin >> x >> y >> str;
        adj[x].push_back(y);
        adj[y].push_back(x);
    }
    dfs(a,0,b,0);
    dfs2(a,b,0);
}

Compilation message

Main.cpp: In function 'int dfs2(int, int, int)':
Main.cpp:19:1: warning: control reaches end of non-void function [-Wreturn-type]
   19 | }
      | ^

Subtask #1
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4952 KB Output is correct
2 Correct 1 ms 4956 KB Output is correct
3 Incorrect 1 ms 5164 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 33 ms 9556 KB Output is correct
2 Correct 29 ms 9652 KB Output is correct
3 Correct 38 ms 9812 KB Output is correct
4 Correct 29 ms 9672 KB Output is correct
5 Correct 29 ms 9556 KB Output is correct
6 Correct 1 ms 4956 KB Output is correct
7 Correct 1 ms 4956 KB Output is correct
8 Correct 1 ms 4956 KB Output is correct

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4952 KB Output is correct
2 Correct 1 ms 4956 KB Output is correct
3 Incorrect 1 ms 5164 KB Output isn't correct
4 Halted 0 ms 0 KB -