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Submission #420373

# Submission time Handle Problem Language Result Execution time Memory
420373 2021-06-08T10:15:10 Z Runtime_error_ Bank (IZhO14_bank) C++14
100 / 100
 897 ms 172764 KB 
#include <bits/stdc++.h>
#define pb push_back
using namespace std;
const int inf = 21;
int a[inf],b[inf],n,m;
int dp[inf][(1<<inf)];
vector<int> v;

void bt(int coin,int mask,int SalaryLeft){
    if(SalaryLeft < 0)return ;
    if(coin == m){
        if(SalaryLeft == 0)
            v.pb(mask);
        return ;
    }
    bt(coin+1,mask,SalaryLeft);
    if(!((1<<coin)&mask))
        bt(coin+1,mask|(1<<coin),SalaryLeft-b[coin]);

}

int solve(int salary,int mask){
    if(salary == n)
        return 1;
    int &ret = dp[salary][mask];
    if(ret != -1)
        return ret;
    ret = 0;
    v.clear();
    bt(0,mask,a[salary]);
    vector<int> ValidMasks = v;

    for(auto o:ValidMasks)
        if(solve(salary+1,o))
            return ret = 1;
    return ret;
}


int main(){
    cin>>n>>m;
    for(int i=0;i<n;i++)
        cin>>a[i];
    for(int i=0;i<m;i++)
        cin>>b[i];
    memset(dp,-1,sizeof(dp));
    int ans = solve(0,0);
    if(ans)
        puts("YES");
    else puts("NO");
}

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 72 ms 172544 KB Output is correct
2 Correct 73 ms 172604 KB Output is correct
3 Correct 73 ms 172664 KB Output is correct
4 Correct 73 ms 172616 KB Output is correct
5 Correct 74 ms 172544 KB Output is correct
6 Correct 75 ms 172612 KB Output is correct
7 Correct 83 ms 172556 KB Output is correct
8 Correct 77 ms 172652 KB Output is correct
9 Correct 80 ms 172588 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 76 ms 172548 KB Output is correct
2 Correct 75 ms 172584 KB Output is correct
3 Correct 72 ms 172548 KB Output is correct
4 Correct 75 ms 172632 KB Output is correct
5 Correct 81 ms 172632 KB Output is correct
6 Correct 73 ms 172636 KB Output is correct
7 Correct 77 ms 172628 KB Output is correct
8 Correct 72 ms 172572 KB Output is correct
9 Correct 75 ms 172604 KB Output is correct
10 Correct 73 ms 172612 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 172556 KB Output is correct
2 Correct 79 ms 172524 KB Output is correct
3 Correct 78 ms 172544 KB Output is correct
4 Correct 76 ms 172628 KB Output is correct
5 Correct 77 ms 172568 KB Output is correct
6 Correct 79 ms 172624 KB Output is correct
7 Correct 76 ms 172612 KB Output is correct
8 Correct 77 ms 172596 KB Output is correct
9 Correct 78 ms 172636 KB Output is correct
10 Correct 76 ms 172612 KB Output is correct
11 Correct 76 ms 172632 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 72 ms 172544 KB Output is correct
2 Correct 73 ms 172604 KB Output is correct
3 Correct 73 ms 172664 KB Output is correct
4 Correct 73 ms 172616 KB Output is correct
5 Correct 74 ms 172544 KB Output is correct
6 Correct 75 ms 172612 KB Output is correct
7 Correct 83 ms 172556 KB Output is correct
8 Correct 77 ms 172652 KB Output is correct
9 Correct 80 ms 172588 KB Output is correct
10 Correct 76 ms 172548 KB Output is correct
11 Correct 75 ms 172584 KB Output is correct
12 Correct 72 ms 172548 KB Output is correct
13 Correct 75 ms 172632 KB Output is correct
14 Correct 81 ms 172632 KB Output is correct
15 Correct 73 ms 172636 KB Output is correct
16 Correct 77 ms 172628 KB Output is correct
17 Correct 72 ms 172572 KB Output is correct
18 Correct 75 ms 172604 KB Output is correct
19 Correct 73 ms 172612 KB Output is correct
20 Correct 77 ms 172556 KB Output is correct
21 Correct 79 ms 172524 KB Output is correct
22 Correct 78 ms 172544 KB Output is correct
23 Correct 76 ms 172628 KB Output is correct
24 Correct 77 ms 172568 KB Output is correct
25 Correct 79 ms 172624 KB Output is correct
26 Correct 76 ms 172612 KB Output is correct
27 Correct 77 ms 172596 KB Output is correct
28 Correct 78 ms 172636 KB Output is correct
29 Correct 76 ms 172612 KB Output is correct
30 Correct 76 ms 172632 KB Output is correct
31 Correct 85 ms 172764 KB Output is correct
32 Correct 81 ms 172740 KB Output is correct
33 Correct 77 ms 172528 KB Output is correct
34 Correct 94 ms 172628 KB Output is correct
35 Correct 77 ms 172612 KB Output is correct
36 Correct 75 ms 172632 KB Output is correct
37 Correct 76 ms 172612 KB Output is correct
38 Correct 76 ms 172552 KB Output is correct
39 Correct 76 ms 172608 KB Output is correct
40 Correct 75 ms 172576 KB Output is correct
41 Correct 78 ms 172536 KB Output is correct
42 Correct 133 ms 172732 KB Output is correct
43 Correct 76 ms 172568 KB Output is correct
44 Correct 76 ms 172612 KB Output is correct
45 Correct 76 ms 172612 KB Output is correct
46 Correct 78 ms 172576 KB Output is correct
47 Correct 85 ms 172620 KB Output is correct
48 Correct 81 ms 172612 KB Output is correct
49 Correct 78 ms 172740 KB Output is correct
50 Correct 807 ms 172704 KB Output is correct
51 Correct 81 ms 172640 KB Output is correct
52 Correct 90 ms 172556 KB Output is correct
53 Correct 831 ms 172636 KB Output is correct
54 Correct 832 ms 172644 KB Output is correct
55 Correct 829 ms 172644 KB Output is correct
56 Correct 803 ms 172640 KB Output is correct
57 Correct 897 ms 172644 KB Output is correct
58 Correct 239 ms 172736 KB Output is correct