Submission #1013014

#TimeUsernameProblemLanguageResultExecution timeMemory
1013014AlmontherSticks (POI11_pat)C++98
100 / 100
154 ms23636 KiB
#include <bits/stdc++.h> #define suiii ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define ll long long #define co cout<< // #pragma GCC optimize("O3,Ofast,unroll-loops") // #pragma GCC target("avx2,sse3,sse4,avx") using namespace std; //stuff ll n; pair<ll,ll>arr[3000001]; ll cnt=0; void solve(){ cin>>n; for(int i=1;i<=n;i++){ ll x; cin>>x; for(int j=0;j<x;j++){ ll y; cin>>y; arr[cnt]={y,i}; cnt++; } } sort(arr,arr+cnt); for(int i=0;i<cnt;i++) swap(arr[i].first,arr[i].second); // for(int i=0;i<cnt;i++) co arr[i].second<<' '; // co '\n'; ll i,j,k; j=k=0; while(arr[k].first==arr[j].first&&j<cnt) j++; i=j; while((arr[j].first==arr[i].first||arr[i].first==arr[k].first)&&i<cnt) i++; for(int l=i-1;i>=0;i--){ if(arr[l].first==arr[j].first){ j=l; break; } } for(int l=j-1;i>=0;i--){ if(arr[l].first==arr[k].first){ k=l; break; } } if(i>=cnt||j>=cnt||k>=cnt){ co "NIE"; return; } while(1){ // co i<<' '<<j<<' '<<k<<'\n'<<arr[i].first<<' '<<arr[j].first<<' '<<arr[k].first<<'\n'; ll a,b,c; a=arr[i].second; b=arr[j].second; c=arr[k].second; // co a<<' '<<b<<' '<<c<<"\nend\n"; if(a+b>c&&a+c>b&&c+b>a){ co arr[i].first<<' '<<a<<' '<<arr[j].first<<' '<<b<<' '<<arr[k].first<<' '<<c; return; } if(i+1>=cnt){ co "NIE"; return; } if(arr[i].first==arr[i+1].first){ i++; } else if(arr[i+1].first==arr[j].first){ j=i; i++; } else{ k=j; j=i; i++; } } } int main() { suiii int tt=1; // cin>>tt; while(tt--){ solve(); } return 0; }
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