제출 #1227919

#제출 시각아이디문제언어결과실행 시간메모리
1227919omsincoconut비스킷 담기 (IOI20_biscuits)C++17
0 / 100
1093 ms416 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; ll count_tastiness(ll x, vector<ll> a) { while (a.size() < 30) a.push_back(0); // for (ll i = 0; i < a.size()-1; i++) { // if (a[i] > x) { // a[i+1] += (a[i]-x)>>1; // a[i] = x; // } // } ll cnt = 0; for (ll i = 0; i <= 2e5; i++) { bool pass = true; ll cur = 0; for (ll j = 0; j < a.size(); j++) { cur += a[j]*(1LL<<j); if (i&(1LL<<j)) cur -= x*(1LL<<j); pass &= (cur >= 0); } cnt += pass; } return cnt; }
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