제출 #306037

#제출 시각아이디문제언어결과실행 시간메모리
306037eriksuenderhauf비스킷 담기 (IOI20_biscuits)C++17
21 / 100
1086 ms14460 KiB
#include "biscuits.h" #include <bits/stdc++.h> using namespace std; typedef long long ll; #define sz(x) (int)(x).size() ll count_tastiness(ll x, vector<ll> a) { ll ret = 1; unordered_map<ll,ll> act; act[0] = 1; for (int i = 0; i < 60; i++) { unordered_map<ll,ll> nx; for (auto val: act) { ll p = val.first; p = p / 2 + (i < sz(a) ? a[i] : 0); nx[p] += val.second; if (p >= x) { ret += val.second; nx[p - x] += val.second; } } swap(act, nx); } return ret; }
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