제출 #817721

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
817721		Theo830	비스킷 담기 (IOI20_biscuits)	C++17	컴파일 에러	0 ms	0 KiB

biscuits

#include <bits/stdc++.h>
using namespace std;
#define f(i,a,b) for(int i = a;i < b;i++)
#define ll long long
#define ii pair<ll,ll>
#define pb push_back
#define F first
#define S second
#define iii pair<ll,ii>
#include "biscuits.h"
map<ii,ll>dp;
ll a[60] = {0};
ll solve(ll extra,ll j){
    if(j >= 60){
        return 1;
    }
    if(dp.count(ii(extra,j))){
        return dp[{extra,j}];
    }
    extra += a[j];
    ll ans = solve(extra / 2,j+1);
    if(extra >= x){
        ans += solve((extra - x) / 2,j+1);
    }
    extra -= a[j];
    return dp[{extra,j}] = ans;
}
long long count_tastiness(long long x, vector<long long> A){
    dp.clear();
    ll k = A.size();
    f(i,0,k){
        a[i] = A[i];
    }
    return solve(0,j);
}

컴파일 시 표준 에러 (stderr) 메시지

biscuits.cpp: In function 'long long int solve(long long int, long long int)':
biscuits.cpp:22:17: error: 'x' was not declared in this scope
   22 |     if(extra >= x){
      |                 ^
biscuits.cpp: In function 'long long int count_tastiness(long long int, std::vector<long long int>)':
biscuits.cpp:34:20: error: 'j' was not declared in this scope
   34 |     return solve(0,j);
      |                    ^