제출 #921401

#제출 시각아이디문제언어결과실행 시간메모리
921401maxFedorchukTable Tennis (info1cup20_tabletennis)C++17
100 / 100
88 ms6080 KiB
#include "bits/stdc++.h" using namespace std; const long long MX=2e5+10; long long vis[MX]; long long a[MX]; long long n,k; bool ok=0; void solve(long long sum,long long nm) { long long l=1,r=n+k,kpr=0,kg=0; while(l<r) { if((a[l]+a[r])<sum) { l++; kpr++; } else { if((a[l]+a[r])==sum) { vis[l]=vis[r]=nm; l++; r--; kg+=2; } else { if((a[l]+a[r])>sum) { r--; kpr++; } } } if(kpr>k) { return; } if(kg==n) { for(long long i=1;i<=n+k;i++) { if(vis[i]==nm) { cout<<a[i]<<" "; } } ok=1; return; } } } int main() { cin.tie(0); ios_base::sync_with_stdio(0); cin>>n>>k; for(long long i=1;i<=n+k;i++) { cin>>a[i]; } for(long long i=1,uk=1;(i<=(k+1) && (!ok));i++,uk++) { for(long long j=max(n,i+1);(j<=n+k && (!ok));j++,uk++) { solve(a[i]+a[j],uk); } } return 0; }
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