oj.uz

Submission #91109

# Submission time Handle Problem Language Result Execution time Memory
91109 2018-12-26T09:31:04 Z Aydarov03 Bank (IZhO14_bank) C++14
100 / 100
 453 ms 3040 KB 
#include <stdio.h>
#include <stdlib.h>
using namespace std;

const int N = 22;

int n, m, a[N], b[N];
int dp[1 << N], ui[N], uj[N];
/**
string tr(int a, int b)
{
	string res = "";
	while(a)
	{
		res += char(a % b + '0');
		a /= b;
	}
	while(res.size() < m)
	{
		res += '0';
	}
	return res;
}
**/
void calc(int mask, int p = 0, int c = 0, int last = 0, int sum = 0)
{
	//cout << tr( mask, 2 ) << " " << c << endl;
	//cout << tr( p, 2 ) << " " << c << endl;
	//system("pause");
	
	if(c == n)
	{
		puts("YES");
		exit(0);
	}
	
	for(int i = last; i < m; i++)
	{
		if(!( mask & ( 1 << i )))
		{
			if(!( p & ( 1 << i )))
			{
				int tomask = ( mask | ( 1 << i ));
				
				if(sum + b[i] < a[c])
				{
					//puts("Try");
					calc( tomask, p, c, i, sum + b[i]);
				}
				
				else if(sum + b[i] == a[c])
				{
					//puts("Gotcha");
					dp[tomask] = c + 1;
					sum += b[i];
					calc( 0, tomask | p, c + 1, 0, 0);
				}
				
				else
				{
					//puts("BigTry");
					calc( tomask, p, c, i, sum + b[i]);
				}
			}
		}
	}
}

main()
{
	scanf("%d %d", &n, &m);
	for(int i = 0; i < n; i++)
		scanf("%d", &a[i]);
	
	for(int i = 0; i < m; i++)
		scanf("%d", &b[i]);
		calc(0);
	
	
	puts("NO");
}

Compilation message

bank.cpp:69:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main()
      ^
bank.cpp: In function 'int main()':
bank.cpp:75:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(int i = 0; i < m; i++)
  ^~~
bank.cpp:77:3: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   calc(0);
   ^~~~
bank.cpp:71:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~~
bank.cpp:73:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i]);
   ~~~~~^~~~~~~~~~~~~
bank.cpp:76:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &b[i]);
   ~~~~~^~~~~~~~~~~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 372 KB Output is correct
3 Correct 2 ms 408 KB Output is correct
4 Correct 2 ms 584 KB Output is correct
5 Correct 11 ms 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 584 KB Output is correct
9 Correct 10 ms 584 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 584 KB Output is correct
2 Correct 2 ms 592 KB Output is correct
3 Correct 2 ms 592 KB Output is correct
4 Correct 2 ms 592 KB Output is correct
5 Correct 1 ms 592 KB Output is correct
6 Correct 2 ms 592 KB Output is correct
7 Correct 2 ms 592 KB Output is correct
8 Correct 2 ms 592 KB Output is correct
9 Correct 2 ms 592 KB Output is correct
10 Correct 2 ms 592 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 592 KB Output is correct
2 Correct 2 ms 592 KB Output is correct
3 Correct 2 ms 592 KB Output is correct
4 Correct 2 ms 592 KB Output is correct
5 Correct 2 ms 592 KB Output is correct
6 Correct 2 ms 592 KB Output is correct
7 Correct 2 ms 592 KB Output is correct
8 Correct 2 ms 608 KB Output is correct
9 Correct 2 ms 608 KB Output is correct
10 Correct 2 ms 608 KB Output is correct
11 Correct 2 ms 608 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 372 KB Output is correct
3 Correct 2 ms 408 KB Output is correct
4 Correct 2 ms 584 KB Output is correct
5 Correct 11 ms 584 KB Output is correct
6 Correct 2 ms 584 KB Output is correct
7 Correct 2 ms 584 KB Output is correct
8 Correct 2 ms 584 KB Output is correct
9 Correct 10 ms 584 KB Output is correct
10 Correct 2 ms 584 KB Output is correct
11 Correct 2 ms 592 KB Output is correct
12 Correct 2 ms 592 KB Output is correct
13 Correct 2 ms 592 KB Output is correct
14 Correct 1 ms 592 KB Output is correct
15 Correct 2 ms 592 KB Output is correct
16 Correct 2 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct
19 Correct 2 ms 592 KB Output is correct
20 Correct 2 ms 592 KB Output is correct
21 Correct 2 ms 592 KB Output is correct
22 Correct 2 ms 592 KB Output is correct
23 Correct 2 ms 592 KB Output is correct
24 Correct 2 ms 592 KB Output is correct
25 Correct 2 ms 592 KB Output is correct
26 Correct 2 ms 592 KB Output is correct
27 Correct 2 ms 608 KB Output is correct
28 Correct 2 ms 608 KB Output is correct
29 Correct 2 ms 608 KB Output is correct
30 Correct 2 ms 608 KB Output is correct
31 Correct 2 ms 608 KB Output is correct
32 Correct 2 ms 608 KB Output is correct
33 Correct 6 ms 608 KB Output is correct
34 Correct 12 ms 608 KB Output is correct
35 Correct 8 ms 608 KB Output is correct
36 Correct 18 ms 608 KB Output is correct
37 Correct 15 ms 608 KB Output is correct
38 Correct 10 ms 608 KB Output is correct
39 Correct 2 ms 608 KB Output is correct
40 Correct 11 ms 608 KB Output is correct
41 Correct 12 ms 608 KB Output is correct
42 Correct 453 ms 3040 KB Output is correct
43 Correct 21 ms 3040 KB Output is correct
44 Correct 10 ms 3040 KB Output is correct
45 Correct 3 ms 3040 KB Output is correct
46 Correct 6 ms 3040 KB Output is correct
47 Correct 12 ms 3040 KB Output is correct
48 Correct 2 ms 3040 KB Output is correct
49 Correct 10 ms 3040 KB Output is correct
50 Correct 2 ms 3040 KB Output is correct
51 Correct 143 ms 3040 KB Output is correct
52 Correct 13 ms 3040 KB Output is correct
53 Correct 2 ms 3040 KB Output is correct
54 Correct 7 ms 3040 KB Output is correct
55 Correct 2 ms 3040 KB Output is correct
56 Correct 2 ms 3040 KB Output is correct
57 Correct 14 ms 3040 KB Output is correct
58 Correct 2 ms 3040 KB Output is correct