제출 #991396

#제출 시각아이디문제언어결과실행 시간메모리
991396amine_arouaSplit the Attractions (IOI19_split)C++17
7 / 100
46 ms14104 KiB
#include <cstdio> #include <cassert> #include <bits/stdc++.h> #define Int long long #define fore(i , n) for(int i = 0 ; i<n;i++) #define pb push_back #define forn(i , x , y) for(int i = x ; i >= y; i--) using namespace std; vector<int> ans; vector<bool> vis; vector<vector<int>>adj; int a , b , c; void dfs(int x , int cnt) { if(vis[x]) return ; if(cnt <= a) ans[x] = 1; else if(cnt <= a + b) ans[x] = 2; else ans[x] = 3; vis[x] = 1; for(auto u : adj[x]) { if(!vis[u]) dfs(u , cnt + 1); } } vector<int> find_split(int n, int _a , int _b , int _c , vector<int> p , vector<int> q) { a = _a , b=_b , c = _c; ans.assign(n , 0); vis.assign(n , 0); adj.assign(n , {}); int m = (int)p.size(); fore(i , m) { adj[p[i]].pb(q[i]); adj[q[i]].pb(p[i]); } fore(i , n) { if((int)adj[i].size() == 1) { dfs(i , 1); break; } } dfs(0 , 1); return ans; } //int main() { // int n, m, A, B, C; // assert(5 == scanf("%d%d%d%d%d", &n, &m, &A, &B, &C)); // vector<int> p(m), q(m); // for (int i=0; i<m; i++) // assert(2 == scanf("%d%d", &p[i], &q[i])); // fclose(stdin); // // vector<int> result = find_split(n, A, B, C, p, q); // // for (int i=0; i<(int)result.size(); i++) // printf("%s%d", ((i>0)?" ":""), result[i]); // printf("\n"); // fclose(stdout); // return 0; //}
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