oj.uz

Submission #160603

# Submission time Handle Problem Language Result Execution time Memory
160603 2019-10-28T17:25:03 Z luciocf Kitchen (BOI19_kitchen) C++14
100 / 100
 43 ms 760 KB 
#include <bits/stdc++.h>

using namespace std;

const int maxn = 310;
const int maxs = 9e4+10;
const int inf = 1e9+10;

int n, m, k, tot;

int a[maxn], b[maxn];

int dp[maxs];

int main(void)
{
	scanf("%d %d %d", &n, &m, &k);

	for (int i = 1; i <= n; i++)
	{
		scanf("%d", &a[i]);
		tot += a[i];
	}

	for (int i = 1; i <= m; i++)
		scanf("%d", &b[i]);

	for (int i = 1; i <= n; i++)
	{
		if (a[i] < k)
		{
			printf("Impossible\n");
			return 0;
		}
	}

	for (int i = 1; i < maxs; i++)
		dp[i] = -inf;

	for (int i = 1; i <= m; i++)
		for (int j = maxs-1; j >= b[i]; j--)
			dp[j] = max(dp[j], dp[j-b[i]]+min(b[i], n));

	int ans = -1;
	for (int i = tot; i < maxs; i++)
	{
		if (dp[i] >= n*k)
		{
			ans = i;
			break;
		}
	}

	if (ans == -1) printf("Impossible\n");
	else printf("%d\n", ans-tot);
}

Compilation message

kitchen.cpp: In function 'int main()':
kitchen.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d %d", &n, &m, &k);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
kitchen.cpp:21:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i]);
   ~~~~~^~~~~~~~~~~~~
kitchen.cpp:26:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &b[i]);
   ~~~~~^~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 632 KB Output is correct
2 Correct 2 ms 632 KB Output is correct
3 Correct 3 ms 632 KB Output is correct
4 Correct 3 ms 632 KB Output is correct
5 Correct 3 ms 632 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 632 KB Output is correct

Subtask #2
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 632 KB Output is correct
2 Correct 2 ms 632 KB Output is correct
3 Correct 3 ms 632 KB Output is correct
4 Correct 3 ms 632 KB Output is correct
5 Correct 3 ms 632 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 632 KB Output is correct
9 Correct 3 ms 636 KB Output is correct
10 Correct 4 ms 632 KB Output is correct
11 Correct 4 ms 632 KB Output is correct
12 Correct 12 ms 632 KB Output is correct
13 Correct 4 ms 632 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 632 KB Output is correct
2 Correct 22 ms 608 KB Output is correct
3 Correct 29 ms 632 KB Output is correct
4 Correct 28 ms 732 KB Output is correct
5 Correct 28 ms 632 KB Output is correct
6 Correct 20 ms 744 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 632 KB Output is correct
2 Correct 4 ms 632 KB Output is correct
3 Correct 6 ms 632 KB Output is correct
4 Correct 6 ms 632 KB Output is correct
5 Correct 2 ms 252 KB Output is correct

Subtask #5
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 632 KB Output is correct
2 Correct 2 ms 632 KB Output is correct
3 Correct 3 ms 632 KB Output is correct
4 Correct 3 ms 632 KB Output is correct
5 Correct 3 ms 632 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 632 KB Output is correct
9 Correct 3 ms 636 KB Output is correct
10 Correct 4 ms 632 KB Output is correct
11 Correct 4 ms 632 KB Output is correct
12 Correct 12 ms 632 KB Output is correct
13 Correct 4 ms 632 KB Output is correct
14 Correct 25 ms 632 KB Output is correct
15 Correct 22 ms 608 KB Output is correct
16 Correct 29 ms 632 KB Output is correct
17 Correct 28 ms 732 KB Output is correct
18 Correct 28 ms 632 KB Output is correct
19 Correct 20 ms 744 KB Output is correct
20 Correct 6 ms 632 KB Output is correct
21 Correct 4 ms 632 KB Output is correct
22 Correct 6 ms 632 KB Output is correct
23 Correct 6 ms 632 KB Output is correct
24 Correct 2 ms 252 KB Output is correct
25 Correct 21 ms 632 KB Output is correct
26 Correct 23 ms 632 KB Output is correct
27 Correct 16 ms 632 KB Output is correct
28 Correct 43 ms 632 KB Output is correct
29 Correct 20 ms 760 KB Output is correct
30 Correct 29 ms 636 KB Output is correct