oj.uz

Submission #949953

# Submission time Handle Problem Language Result Execution time Memory
949953 2024-03-20T00:56:59 Z Darren0724 Kitchen (BOI19_kitchen) C++17
21 / 100
 19 ms 860 KB 
#include <bits/stdc++.h>
using namespace std;
#define LCBorz ios_base::sync_with_stdio(false); cin.tie(0);
#define int long long
#define all(x) x.begin(), x.end()
#define endl '\n'
#define no cout<<"Impossible"<<endl;return 0;
const int N=200005;
const int INF=1e18;

int32_t main() {
    LCBorz;
    int n,m,k;cin>>n>>m>>k;
    if(m<k){
        no;
    }
    vector<int> a(n),b(m);
    int total=0,ta=0,tb=0;
    for(int i=0;i<n;i++){
        cin>>a[i];
        if(a[i]<k){
            no;
        }
        total+=a[i];
    }
    for(int i=0;i<m;i++){
        cin>>b[i];
        ta+=b[i];
    }
    vector dp(ta+1,(int)0);
    for(int i=0;i<m;i++){
        for(int j=ta;j>=b[i];j--){
            int tmp=min(b[i],n);
            dp[j]=max(dp[j],dp[j-b[i]]+tmp);
        }
    }
    int ans=-1;
    for(int i=total;i<=ta;i++){
        if(dp[i]>=k*n){
            ans=i;break;
        }
        
    }
    if(ans==-1){
        no;
    }
    else{
        cout<<ans-total<<endl;
    }

    return 0;
}

Compilation message

kitchen.cpp: In function 'int32_t main()':
kitchen.cpp:18:22: warning: unused variable 'tb' [-Wunused-variable]
   18 |     int total=0,ta=0,tb=0;
      |                      ^~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 19 ms 860 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct

Subtask #5
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 1 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -