Submission #1215288

#TimeUsernameProblemLanguageResultExecution timeMemory
1215288CELD_07Split the Attractions (IOI19_split)C++20
0 / 100
0 ms328 KiB
#pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> #include<ext/pb_ds/assoc_container.hpp> typedef long long ll; typedef long double ld; #define endl "\n" #define vll vector<ll> #define sd second #define ft first #define all(x) x.begin(),x.end() #define allr(x) x.rbegin(),x.rend() #define pll pair<ll, ll> #define mod 1000000007 #define _set tree<pll, null_type, less<pll>, rb_tree_tag, tree_order_statistics_node_update> #define inf (ll)1e15 #define db(x) cout<<#x<<" : "<<x<<endl; #define PRESICION(x) cout.setf(ios::fixed,ios::floatfield); cout.precision(x); using namespace std; using namespace __gnu_pbds; ll dx[]={1, -1, 0, 0}; ll dy[]={0, 0, 1, -1}; inline ll sm(ll a, ll b){ return ((a%mod)+(b%mod))%mod; } inline ll ml(ll a, ll b){ return ((a%mod)*(b%mod))%mod; } inline ll rs(ll a, ll b){ return ((a%mod)-(b%mod)+mod)%mod; } ll bpow(ll a , ll b) { if (b==0)return 1; if (b%2!=0)return ((bpow(a, b-1)%mod)*(a%mod))%mod; ll r=bpow (a ,b/ 2) ; return ((r%mod)*(r%mod))%mod; } vector<vector<ll>> adj; std::vector<int> find_split(int n, int a, int b, int c, std::vector<int> p1, std::vector<int> q){ vector<vector<ll>>().swap(adj); adj.resize(n+1); for(int i=0; i<p1.size(); i++){ adj[p1[i]].push_back(q[i]); adj[q[i]].push_back(p1[i]); } ll o=0, p=0; vector<int>res; res.assign(n, 0); for(int i=0; i<a; i++){ res[o]=1; for(auto y: adj[o]){ if(y!=p){p=o;o=y;break;} } } for(int i=a; i<a+b; i++){ res[o]=2; for(auto y: adj[o]){ if(y!=p){p=o;o=y;break;} } } for(int i=a+b; i<n; i++){ res[o]=3; for(auto y: adj[o]){ if(y!=p){p=o;o=y;break;} } } return res; }/* int main(){ vector<int> res=find_split(8, 2, 3, 3, {0, 1, 2, 2, 2, 2, 0}, {1, 2, 3, 4, 5, 6, 7}); for(auto y: res)cout<<y<<" "; cout<<endl; }*/
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