제출 #615944

#제출 시각아이디문제언어결과실행 시간메모리
615944fvogel499비스킷 담기 (IOI20_biscuits)C++17
9 / 100
1096 ms48180 KiB
#include "biscuits.h" #include <bits/stdc++.h> using namespace std; #define vi vector<int> #define int long long #define pb push_back #define ins insert #define sz(x) (int)((x).size()) const int siz = 1e5+40; long long count_tastiness(long long x, std::vector<long long> b) { while (sz(b) < 61) b.push_back(0); int dp [61][siz]; for (int i = 0; i < siz; i++) dp[61-1][i] = 1; for (int i = 61-2; i >= 0; i--) for (int j = 0; j < siz; j++) { int newJ = j+b[i]; dp[i][j] = dp[i+1][min(siz-1, newJ/2LL)]; if (newJ >= x) { newJ -= x; newJ /= 2LL; dp[i][j] += dp[i+1][min(siz-1, newJ)]; } } int res = dp[0][0]; return res; }
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