제출 #1032330

#제출 시각아이디문제언어결과실행 시간메모리
1032330Marco_EscandonA Difficult(y) Choice (BOI21_books)C++17
20 / 100
149 ms1112 KiB
#include<bits/stdc++.h> using namespace std; typedef long long ll; const string ny[2] = {"No", "Yes"}; #include"books.h" void solve(int n, int k, long long a, int S) { ll cad[n+4]={ }; ll v[k+2]={ },ac=0; v[k+1]=n+1; for(int i=1; i<=n; i++) { cad[i]=skim(i); if(i<=k) { v[i]=i; ac+=cad[i]; } } for(int i=k; i>0; i--) { while(v[i]+1<v[i+1]&& ac<a&&ac-cad[v[i]]+cad[v[i]+1]<=2*a) { ac-=cad[v[i]]; v[i]++; ac+=cad[v[i]]; } } if(ac<a||ac>2*a) { impossible(); return; } vector<int> ans; for(int i=1; i<=k; i++) ans.push_back(v[i]); answer(ans); }
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