oj.uz

Submission #869787

# Submission time Handle Problem Language Result Execution time Memory
869787 2023-11-05T16:31:56 Z rainboy Mean (info1cup19_mean) C
100 / 100
 2 ms 512 KB 
#include <stdio.h>

#define N	200

int max(int a, int b) { return a > b ? a : b; }

int main() {
	static int aa[N], dp[N][N];
	int n, i, j, k;

	scanf("%d", &n);
	for (i = 0; i < n; i++)
		scanf("%d", &aa[i]);
	for (i = n - 1; i >= 0; i--)
		for (j = i; j < n; j++)
			if (i == j)
				dp[i][j] = aa[i];
			else
				for (k = i; k < j; k++)
					dp[i][j] = max(dp[i][j], (dp[i][k] + dp[k + 1][j]) / 2);
	printf("%d\n", dp[0][n - 1]);
	return 0;
}

Compilation message

mean.c: In function 'main':
mean.c:11:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
mean.c:13:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 420 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 512 KB Output is correct

Subtask #2
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 420 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 512 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 2 ms 348 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct