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Submission #961548

# Submission time Handle Problem Language Result Execution time Memory
961548 2024-04-12T07:53:40 Z doducanh Bank (IZhO14_bank) C++14
100 / 100
 102 ms 8560 KB 
#include <bits/stdc++.h>

using namespace std;
int leftovers[(1<<20)+7];
int people_cover[(1<<20)+7];
int a[25],b[25];
int n,m;
main()
{
    cin>>n>>m;
    for(int i=0;i<n;i++)cin>>a[i];
    for(int i=0;i<m;i++)cin>>b[i];
    for(int mask=1;mask<(1<<m);mask++)people_cover[mask]=-1;
    people_cover[0]=0;
    leftovers[0]=0;
    for(int mask=1;mask<(1<<m);mask++){
        for(int i=0;i<=m;i++){
            if((mask>>i)&1){
                int prev=(mask^(1<<i));
                if(people_cover[prev]==-1)continue;
                int amt=leftovers[prev]+b[i];
                if(amt<a[people_cover[prev]]){
                    leftovers[mask]=amt;
                    people_cover[mask]=people_cover[prev];
                }
                else if(amt==a[people_cover[prev]]){
                    leftovers[mask]=0;
                    people_cover[mask]=people_cover[prev]+1;
                }
            }
        }
        if(people_cover[mask]==n){
            cout<<"YES";
            return 0;
        }
    }
    cout<<"NO";
    return 0;
}

Compilation message

bank.cpp:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      | ^~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 67 ms 6752 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 4700 KB Output is correct
9 Correct 72 ms 8560 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2648 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2396 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 2 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 2 ms 2392 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 2 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2392 KB Output is correct
11 Correct 2 ms 2396 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 2 ms 2396 KB Output is correct
5 Correct 67 ms 6752 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 4700 KB Output is correct
9 Correct 72 ms 8560 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 0 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2648 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 2 ms 2396 KB Output is correct
21 Correct 2 ms 2396 KB Output is correct
22 Correct 2 ms 2396 KB Output is correct
23 Correct 2 ms 2396 KB Output is correct
24 Correct 2 ms 2392 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 2 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 2 ms 2396 KB Output is correct
29 Correct 2 ms 2392 KB Output is correct
30 Correct 2 ms 2396 KB Output is correct
31 Correct 85 ms 8504 KB Output is correct
32 Correct 89 ms 8560 KB Output is correct
33 Correct 74 ms 8532 KB Output is correct
34 Correct 68 ms 6992 KB Output is correct
35 Correct 68 ms 6992 KB Output is correct
36 Correct 68 ms 6748 KB Output is correct
37 Correct 71 ms 6748 KB Output is correct
38 Correct 67 ms 6744 KB Output is correct
39 Correct 1 ms 4700 KB Output is correct
40 Correct 71 ms 6780 KB Output is correct
41 Correct 69 ms 6748 KB Output is correct
42 Correct 102 ms 8560 KB Output is correct
43 Correct 73 ms 8272 KB Output is correct
44 Correct 67 ms 6756 KB Output is correct
45 Correct 1 ms 4700 KB Output is correct
46 Correct 84 ms 8376 KB Output is correct
47 Correct 70 ms 6748 KB Output is correct
48 Correct 1 ms 4700 KB Output is correct
49 Correct 73 ms 7012 KB Output is correct
50 Correct 87 ms 8452 KB Output is correct
51 Correct 69 ms 6784 KB Output is correct
52 Correct 69 ms 8528 KB Output is correct
53 Correct 87 ms 8548 KB Output is correct
54 Correct 81 ms 8396 KB Output is correct
55 Correct 86 ms 8560 KB Output is correct
56 Correct 82 ms 8420 KB Output is correct
57 Correct 78 ms 8548 KB Output is correct
58 Correct 86 ms 8416 KB Output is correct