제출 #1209431

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1209431		Theo830	Kitchen (BOI19_kitchen)	C++20	20 / 100	1 ms	328 KiB

kitchen

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF = 1e9+7;
const ll MOD = 998244353;
typedef pair<ll,ll> ii;
#define iii pair<ll,ii>
#define f(i,a,b) for(ll i = a;i < b;i++)
#define pb push_back
#define vll vector<ll>
#define F first
#define S second
#define all(x) (x).begin(), (x).end()
///I hope I will get uprating and don't make mistakes
///I will never stop programming
///sqrt(-1) Love C++
///Please don't hack me
///@TheofanisOrfanou Theo830
///Think different approaches (bs,dp,greedy,graphs,shortest paths,mst)
///Stay Calm
///Look for special cases
///Beware of overflow and array bounds
///Think the problem backwards
///Training
int main(void){
    ll n,m,k;
    cin>>n>>m>>k;
    ll a[n];
    ll sum = 0;
    f(i,0,n){
        cin>>a[i];
        sum += a[i];
    }
    ll b[m];
    f(i,0,m){
        cin>>b[i];
    }
    bitset<90005>dp;
    dp[0] = 1;
    f(j,0,m){
        dp |= dp << b[j];
    }
    ll ans = 1e18;
    f(j,sum,90005){
        if(dp[j]){
            ans = j - sum;
            break;
        }
    }
    if(ans != (ll)1e18){
        cout<<ans<<"\n";
    }
    else{
        cout<<"Impossible\n";
    }
}

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