oj.uz

Submission #671831

# Submission time Handle Problem Language Result Execution time Memory
671831 2022-12-14T03:59:20 Z Baytoro Bank (IZhO14_bank) C++17
71 / 100
 1000 ms 16824 KB 
#include <bits/stdc++.h>
using namespace std;
#define ios ios::sync_with_stdio(false); cin.tie(NULL);
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fr first
#define sc second
#define int long long
#define endl '\n'
void fopn(string name){
	freopen((name+".in").c_str(),"r",stdin);
	freopen((name+".out").c_str(),"w",stdout);
}
const int INF=1e18,mod=1e9+7;
int n,m;
void get(int x){
	for(int i=0;i<m;i++)
		cout<<((x&(1<<i))?1:0);
	cout<<endl;
}
int dp[(1<<20)+5];
int ok[(1<<20)+5];
void solve(){
	memset(ok,-1,sizeof(ok));
	cin>>n>>m;
	vector<int> a(n+1),b(m+1);
	for(int i=0;i<n;i++) cin>>a[i];
	for(int i=0;i<m;i++) cin>>b[i];
	for(int i=0;i<n;i++){
		for(int mask=1;mask<(1<<m);mask++){
			for(int j=0;j<m;j++){
				if(mask&(1<<j)){
					//cout<<ok[(mask^(1<<j))]<<endl;
					if(ok[mask^(1<<j)]<i-1) continue;
					dp[mask]=(dp[mask^(1<<j)])+b[j];
					//get(mask);cout<<' '<<dp[mask];
					if(dp[mask]>a[i]) continue;
					ok[mask]=i-1;
					if(dp[mask]==a[i]){
						dp[mask]=0;
						ok[mask]=i;
						//get(mask);
						if(i==n-1){
							cout<<"YES\n";
							return;
						}
					}
				}
			}
		}
	}
	cout<<"NO\n";
	
}
main(){
	ios;
	int T=1;
	//cin>>T;
	while(T--){
		solve();
	}
}

Compilation message

bank.cpp:56:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   56 | main(){
      | ^~~~
bank.cpp: In function 'void fopn(std::string)':
bank.cpp:12:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |  freopen((name+".in").c_str(),"r",stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bank.cpp:13:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |  freopen((name+".out").c_str(),"w",stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8532 KB Output is correct
2 Correct 3 ms 8532 KB Output is correct
3 Correct 3 ms 8532 KB Output is correct
4 Correct 4 ms 8404 KB Output is correct
5 Correct 67 ms 16636 KB Output is correct
6 Correct 4 ms 8532 KB Output is correct
7 Correct 3 ms 8532 KB Output is correct
8 Correct 4 ms 8532 KB Output is correct
9 Correct 71 ms 16608 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8532 KB Output is correct
2 Correct 3 ms 8532 KB Output is correct
3 Correct 3 ms 8532 KB Output is correct
4 Correct 4 ms 8532 KB Output is correct
5 Correct 3 ms 8532 KB Output is correct
6 Correct 3 ms 8532 KB Output is correct
7 Correct 3 ms 8532 KB Output is correct
8 Correct 4 ms 8532 KB Output is correct
9 Correct 4 ms 8456 KB Output is correct
10 Correct 3 ms 8532 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 8660 KB Output is correct
2 Correct 6 ms 8660 KB Output is correct
3 Correct 12 ms 8592 KB Output is correct
4 Correct 15 ms 8660 KB Output is correct
5 Correct 11 ms 8660 KB Output is correct
6 Correct 8 ms 8660 KB Output is correct
7 Correct 7 ms 8660 KB Output is correct
8 Correct 5 ms 8660 KB Output is correct
9 Correct 11 ms 8656 KB Output is correct
10 Correct 9 ms 8660 KB Output is correct
11 Correct 14 ms 8660 KB Output is correct

Subtask #4
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8532 KB Output is correct
2 Correct 3 ms 8532 KB Output is correct
3 Correct 3 ms 8532 KB Output is correct
4 Correct 4 ms 8404 KB Output is correct
5 Correct 67 ms 16636 KB Output is correct
6 Correct 4 ms 8532 KB Output is correct
7 Correct 3 ms 8532 KB Output is correct
8 Correct 4 ms 8532 KB Output is correct
9 Correct 71 ms 16608 KB Output is correct
10 Correct 3 ms 8532 KB Output is correct
11 Correct 3 ms 8532 KB Output is correct
12 Correct 3 ms 8532 KB Output is correct
13 Correct 4 ms 8532 KB Output is correct
14 Correct 3 ms 8532 KB Output is correct
15 Correct 3 ms 8532 KB Output is correct
16 Correct 3 ms 8532 KB Output is correct
17 Correct 4 ms 8532 KB Output is correct
18 Correct 4 ms 8456 KB Output is correct
19 Correct 3 ms 8532 KB Output is correct
20 Correct 10 ms 8660 KB Output is correct
21 Correct 6 ms 8660 KB Output is correct
22 Correct 12 ms 8592 KB Output is correct
23 Correct 15 ms 8660 KB Output is correct
24 Correct 11 ms 8660 KB Output is correct
25 Correct 8 ms 8660 KB Output is correct
26 Correct 7 ms 8660 KB Output is correct
27 Correct 5 ms 8660 KB Output is correct
28 Correct 11 ms 8656 KB Output is correct
29 Correct 9 ms 8660 KB Output is correct
30 Correct 14 ms 8660 KB Output is correct
31 Correct 142 ms 16752 KB Output is correct
32 Correct 217 ms 16792 KB Output is correct
33 Correct 426 ms 16808 KB Output is correct
34 Correct 591 ms 16716 KB Output is correct
35 Correct 646 ms 16824 KB Output is correct
36 Execution timed out 1093 ms 16632 KB Time limit exceeded
37 Halted 0 ms 0 KB -