Submission #745880

#	Time	Username	Problem	Language	Result	Execution time	Memory
745880		vjudge1	Kitchen (BOI19_kitchen)	C++17	0 / 100	1 ms	212 KiB

kitchen

#include <bits/stdc++.h>

// #define MULTI_TEST_CASE
// #define TEST_TEXT

using namespace std;

#define ll long long
#define MAX(a, b) (a) = max((a), (b))
#define MIN(a, b) (a) = min((a), (b))
#define all(a) (a).begin(), (a).end()
#define sortedpair(a, b) {min((a), (b)), max((a), (b))}

const ll MOD = 1e9+7;

void solve(){
    int n, m, k; cin>>n>>m>>k;
    vector<int> a(n);
    for(int&i:a)cin>>i;
    vector<int> b(m);
    for(int&i:b)cin>>i;
    if(m == 1){
        if(k > 1){
            cout<<"Impossible"<<endl;
            return;
        }
        int s = 0;
        for(int i:a)s += i;
        if(s>b[0]){
            cout<<"Impossible"<<endl;
            return;
        } else {
            cout<<b[0]-s<<endl;
            return;
        }
    } else {
        if(k > 2){
            cout<<"Impossible"<<endl;
            return;
        }
        int s = 0;
        for(int i:a)s += i;
        if(s>b[0]+b[1]){
            cout<<"Impossible"<<endl;
            return;
        }
        if(k == 1){
            if(b[0] >= s && b[1] >= s){
                cout<<min(b[0], b[1])-s<<endl;
            } else if(b[0] >= s){
                cout<<b[0]-s<<endl;
            } else if(b[1] >= s){
                cout<<b[1]-s<<endl;
            } else {
                cout<<b[0]+b[1]-s<<endl;
            }
        } else {
            if(b[0]<n || b[1]<n){
                cout<<"Impossible"<<endl;
                return;
            } else {
                cout<<b[0]+b[1]-s<<endl;
                return;
            }
        }
    }
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);
    int _t = 1;
#ifdef MULTI_TEST_CASE
    cin >> _t;
#endif
    for(int _i = 0; _i < _t; _i++){
        #ifdef TEST_TEXT
        cout<<"Case #"<<_i+1<<": ";
        #endif
        solve();
    }
    return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 22
• Subtask 3: 0 / 20
• Subtask 4: 0 / 21
• Subtask 5: 0 / 28