제출 #622928

#제출 시각아이디문제언어결과실행 시간메모리
622928JeanBombeur비스킷 담기 (IOI20_biscuits)C++17
100 / 100
15 ms812 KiB
#include "biscuits.h"
#define ll long long
ll D[61];
ll count_tastiness(ll x, std::vector<ll> a) {
D[0]=1,a.resize(61);
for (int i=1;i<61;i++) {
ll s=a[i]=(a[i]<<i)+a[i-1];D[i]=1;
for (int j=i-1;j>=0;j--) {
s=s<a[j]?s:a[j];
if (x<=(s>>j)) D[i]+=D[j],s-=(x<<j);}}
return D[60];
}
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