제출 #528325

#제출 시각아이디문제언어결과실행 시간메모리
52832579brueA Difficult(y) Choice (BOI21_books)C++14
0 / 100
3 ms200 KiB
#include "books.h" using namespace std; typedef long long ll; int n, k; int arr[100002]; int s, lim; void solve(int N, int K, ll A, int S){ n = N, k = K, s = S, lim = A; for(int i=1; i<=n; i++) arr[i] = skim(i); for(int i=1; i<=n; i++){ int s = i+1, e = n; while(s<e){ if(arr[i] + arr[s] + arr[e] < A) s++; else if(arr[i] + arr[s] + arr[e] > A+A) e--; else{ answer(vector<int> {i, s, e}); return; } } } impossible(); }
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