Submission #399130

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
399130	2021-05-05 10:47:04	Jarif_Rahman	The Xana coup (BOI21_xanadu)	C++17	100 / 100	110 ms	28648 KiB

xanadu

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#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;
const ll inf = 1e9;
int n;
vector<vector<int>> v;
vector<vector<vector<ll>>> dp;
vector<int> state;
void dfs(int nd, int ss){
    if(v[nd].size() == 1 && ss != -1){
        dp[nd][0][0] = (state[nd]?inf:0);
        dp[nd][0][1] = (state[nd]?1:inf);
        dp[nd][1][0] = (state[nd]?0:inf);
        dp[nd][1][1] = (state[nd]?inf:1);
        return;
    }
    for(int x: v[nd]) if(x != ss) dfs(x, nd);
    dp[nd][0][1] = 1;
    dp[nd][1][1] = 1;
    int cnt = 0;
    ll mn = inf;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30