oj.uz

Submission #988275

# Submission time Handle Problem Language Result Execution time Memory
988275 2024-05-24T11:59:51 Z Tsagana Bank (IZhO14_bank) C++14
100 / 100
 122 ms 78928 KB 
#include<bits/stdc++.h>
 
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define int long long
#define F first
#define S second
 
using namespace std;

pair<int, int> dp[5000000]; 
void solve () {
	vector<int> a, b;
	int n, m;  cin >> n >> m;
	a.resize(n); b.resize(m);
	for (int &i: a) cin >> i;
	for (int &i: b) cin >> i;

	memset(dp, -1, sizeof dp);
	dp[0] = {0, 0};

	for (int mask = 0; mask < (1 << m); mask++) {
		for (int last = 0; last < m; last++) {
			if (!(mask & (1 << last))) continue ;
			int pre = mask ^ (1 << last);
			if (dp[pre].F == -1) continue ;

			int remain = dp[pre].S + b[last];
			int need   = a[dp[pre].F];

			if (remain <  need) dp[mask] = {dp[pre].F, remain};
			if (remain == need) dp[mask] = {dp[pre].F + 1,  0};
		}
		if (dp[mask].F == n) {cout << "YES"; return ;}
	}
	cout << "NO";
}
signed main() {IOS solve(); return 0;}

Compilation message

bank.cpp: In function 'void solve()':
bank.cpp:18:26: warning: 'void* memset(void*, int, size_t)' writing to an object of type 'struct std::pair<long long int, long long int>' with no trivial copy-assignment [-Wclass-memaccess]
   18 |  memset(dp, -1, sizeof dp);
      |                          ^
In file included from /usr/include/c++/10/bits/stl_algobase.h:64,
                 from /usr/include/c++/10/bits/char_traits.h:39,
                 from /usr/include/c++/10/ios:40,
                 from /usr/include/c++/10/istream:38,
                 from /usr/include/c++/10/sstream:38,
                 from /usr/include/c++/10/complex:45,
                 from /usr/include/c++/10/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:54,
                 from bank.cpp:1:
/usr/include/c++/10/bits/stl_pair.h:211:12: note: 'struct std::pair<long long int, long long int>' declared here
  211 |     struct pair
      |            ^~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 78672 KB Output is correct
2 Correct 26 ms 78684 KB Output is correct
3 Correct 24 ms 78648 KB Output is correct
4 Correct 24 ms 78684 KB Output is correct
5 Correct 95 ms 78684 KB Output is correct
6 Correct 24 ms 78684 KB Output is correct
7 Correct 24 ms 78680 KB Output is correct
8 Correct 26 ms 78672 KB Output is correct
9 Correct 93 ms 78704 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 78676 KB Output is correct
2 Correct 23 ms 78684 KB Output is correct
3 Correct 26 ms 78672 KB Output is correct
4 Correct 24 ms 78680 KB Output is correct
5 Correct 25 ms 78684 KB Output is correct
6 Correct 23 ms 78684 KB Output is correct
7 Correct 25 ms 78672 KB Output is correct
8 Correct 25 ms 78928 KB Output is correct
9 Correct 24 ms 78684 KB Output is correct
10 Correct 24 ms 78680 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 78500 KB Output is correct
2 Correct 24 ms 78532 KB Output is correct
3 Correct 26 ms 78684 KB Output is correct
4 Correct 23 ms 78684 KB Output is correct
5 Correct 24 ms 78676 KB Output is correct
6 Correct 26 ms 78884 KB Output is correct
7 Correct 26 ms 78684 KB Output is correct
8 Correct 28 ms 78836 KB Output is correct
9 Correct 25 ms 78684 KB Output is correct
10 Correct 24 ms 78672 KB Output is correct
11 Correct 26 ms 78752 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 78672 KB Output is correct
2 Correct 26 ms 78684 KB Output is correct
3 Correct 24 ms 78648 KB Output is correct
4 Correct 24 ms 78684 KB Output is correct
5 Correct 95 ms 78684 KB Output is correct
6 Correct 24 ms 78684 KB Output is correct
7 Correct 24 ms 78680 KB Output is correct
8 Correct 26 ms 78672 KB Output is correct
9 Correct 93 ms 78704 KB Output is correct
10 Correct 24 ms 78676 KB Output is correct
11 Correct 23 ms 78684 KB Output is correct
12 Correct 26 ms 78672 KB Output is correct
13 Correct 24 ms 78680 KB Output is correct
14 Correct 25 ms 78684 KB Output is correct
15 Correct 23 ms 78684 KB Output is correct
16 Correct 25 ms 78672 KB Output is correct
17 Correct 25 ms 78928 KB Output is correct
18 Correct 24 ms 78684 KB Output is correct
19 Correct 24 ms 78680 KB Output is correct
20 Correct 25 ms 78500 KB Output is correct
21 Correct 24 ms 78532 KB Output is correct
22 Correct 26 ms 78684 KB Output is correct
23 Correct 23 ms 78684 KB Output is correct
24 Correct 24 ms 78676 KB Output is correct
25 Correct 26 ms 78884 KB Output is correct
26 Correct 26 ms 78684 KB Output is correct
27 Correct 28 ms 78836 KB Output is correct
28 Correct 25 ms 78684 KB Output is correct
29 Correct 24 ms 78672 KB Output is correct
30 Correct 26 ms 78752 KB Output is correct
31 Correct 105 ms 78684 KB Output is correct
32 Correct 106 ms 78680 KB Output is correct
33 Correct 98 ms 78684 KB Output is correct
34 Correct 93 ms 78712 KB Output is correct
35 Correct 96 ms 78684 KB Output is correct
36 Correct 97 ms 78548 KB Output is correct
37 Correct 93 ms 78712 KB Output is correct
38 Correct 99 ms 78684 KB Output is correct
39 Correct 23 ms 78684 KB Output is correct
40 Correct 95 ms 78684 KB Output is correct
41 Correct 93 ms 78672 KB Output is correct
42 Correct 122 ms 78716 KB Output is correct
43 Correct 97 ms 78712 KB Output is correct
44 Correct 96 ms 78672 KB Output is correct
45 Correct 24 ms 78684 KB Output is correct
46 Correct 106 ms 78712 KB Output is correct
47 Correct 98 ms 78708 KB Output is correct
48 Correct 26 ms 78684 KB Output is correct
49 Correct 93 ms 78684 KB Output is correct
50 Correct 99 ms 78680 KB Output is correct
51 Correct 95 ms 78676 KB Output is correct
52 Correct 93 ms 78684 KB Output is correct
53 Correct 103 ms 78708 KB Output is correct
54 Correct 104 ms 78672 KB Output is correct
55 Correct 100 ms 78680 KB Output is correct
56 Correct 102 ms 78680 KB Output is correct
57 Correct 101 ms 78684 KB Output is correct
58 Correct 105 ms 78712 KB Output is correct