oj.uz

답안 #125991

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
125991 2019-07-06T16:33:20 Z mechfrog88 Kitchen (BOI19_kitchen) C++14
31 / 100
 1000 ms 504 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#pragma GCC optimize("unroll-loops,no-stack-protector")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
 
using namespace __gnu_pbds;
using namespace std;
 
template <typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
 
typedef long long ll;
typedef long double ld;

ll n,m,k;
ll ans = LLONG_MAX;
vector <ll> chef;
vector <ll> arr;

void func(vector <ll> temp,ll index){
    if (index == m && temp.size() >= k){
        bool ok = true;
        ll left = 0;
        ll c = 0;
        while (c < arr.size() && ok){
            sort(temp.rbegin(),temp.rend());
            ll count = 0;
            for (int z=0;count<k;z++){
                while (temp[z] == 0 && z < temp.size()){
                    z++;
                }
                if (z == temp.size()){
                    ok = false;
                    break;
                }
                count++;
                temp[z]--;
            }
            if (arr[c] < k){
                ok = false;
                break;
            } 
            left += arr[c]-k;
            c++;
        }
        ll s = 0;
        for (int z=0;z<temp.size();z++){
            s += temp[z];
        }
        if (s >= left && ok) ans = min(ans,s-left);
        return;
    }
    if (index == m) return;
    func(temp,index+1);
    temp.push_back(chef[index]);
    func(temp,index+1);
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> n >> m >> k;
    arr.resize(n);
    for (int z=0;z<n;z++){
        cin >> arr[z];
    }
    chef.resize(m);
    for (int z=0;z<m;z++){
        cin >> chef[z];
    }
    vector <ll> temp;
    func(temp,0);
    if (ans == LLONG_MAX){
        cout << "Impossible" << endl;
    } else {
        cout << ans << endl;
    }
}

Compilation message

kitchen.cpp: In function 'void func(std::vector<long long int>, ll)':
kitchen.cpp:22:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (index == m && temp.size() >= k){
                       ~~~~~~~~~~~~^~~~
kitchen.cpp:26:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while (c < arr.size() && ok){
                ~~^~~~~~~~~~~~
kitchen.cpp:30:42: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                 while (temp[z] == 0 && z < temp.size()){
                                        ~~^~~~~~~~~~~~~
kitchen.cpp:33:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                 if (z == temp.size()){
                     ~~^~~~~~~~~~~~~~
kitchen.cpp:48:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int z=0;z<temp.size();z++){
                      ~^~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 252 KB Output is correct

Subtask #2
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 252 KB Output is correct
9 Correct 11 ms 376 KB Output is correct
10 Correct 13 ms 376 KB Output is correct
11 Correct 8 ms 376 KB Output is correct
12 Correct 40 ms 380 KB Output is correct
13 Correct 299 ms 504 KB Output is correct

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1059 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 1064 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 252 KB Output is correct
9 Correct 11 ms 376 KB Output is correct
10 Correct 13 ms 376 KB Output is correct
11 Correct 8 ms 376 KB Output is correct
12 Correct 40 ms 380 KB Output is correct
13 Correct 299 ms 504 KB Output is correct
14 Execution timed out 1059 ms 376 KB Time limit exceeded
15 Halted 0 ms 0 KB -