Submission #831202

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
831202	2023-08-19 22:03:28	Username4132	Packing Biscuits (IOI20_biscuits)	C++17	100 / 100	11 ms	1236 KiB

biscuits

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#include "biscuits.h"
#include<iostream>
#include<vector>
using namespace std;
using ll = long long;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
const int MAXN = 62;
int n;
ll val[MAXN], res[MAXN];
long long count_tastiness(ll x, vector<ll> a) {
  n = (int)a.size();
  ll su=0;
  forn(i, MAXN){
    if(i<n) su+=a[i]*(1LL<<i);
    val[i]=(su/x);
    int cur=i;
    ll ans=0, r=val[i];
    while(true){
      if(cur==0){
        ans+=(r>0)+1;
        break;
      }
      if(r>=(1LL<<(cur+1))-1){
        ans+=2*res[cur-1];
        break;
      }
      if(r>=(1LL<<cur)){
        ans+=res[cur-1];
 
 
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• Subtask 2: 12 / 12
• Subtask 3: 21 / 21
• Subtask 4: 35 / 35
• Subtask 5: 23 / 23