제출 #1029516

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1029516		irmuun	비스킷 담기 (IOI20_biscuits)	C++17	0 / 100	1041 ms	416 KiB

biscuits

#include<bits/stdc++.h>
#include "biscuits.h"
 
using namespace std;
 
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()

ll count_tastiness(ll x,vector<ll>a){
    ll ans=0,k=a.size();
    vector<ll>c(60,0);
    for(ll i=0;i<=100000;i++){
        if(i*x>(ll)1e18) break;
        for(ll j=0;j<60;j++){
            c[j]=a[j];
        }
        bool can=true;
        for(ll j=0;j<60;j++){
            if(i&(1ll<<j)){
                if(c[j]<x){
                    can=false;
                    break;
                }
                c[j]-=x;
                if(j<59){
                    c[j+1]+=c[j]/2;
                }
            }
        }
        if(can){
            ans++;
        }
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:14:14: warning: unused variable 'k' [-Wunused-variable]
   14 |     ll ans=0,k=a.size();
      |              ^

• Subtask 1: 0 / 9
• Subtask 2: 0 / 12
• Subtask 3: 0 / 21
• Subtask 4: 0 / 35
• Subtask 5: 0 / 23