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Submission #16942

# Submission time Handle Problem Language Result Execution time Memory
16942 2015-10-29T07:41:43 Z taehoon1018 팩토리얼 세제곱들의 합 (YDX14_fact) C++
1 / 1
 0 ms 1084 KB 
#include <stdio.h>

int power(int a, int b)
{
	int res = 1;
	for (int i = 0; i < b; i++)
		res *= a;
	return res;
}

int factorial(int x)
{
	int res = 1;
	for (int i = 1; i <= x; i++)
	{
		res *= i;
	}
	return res;
}

int main(void)
{
	int sum = 0, n, k, res=0;
	
	scanf("%d %d", &n, &k);
	if (k == 0)
		sum = n + 1;
	else if (n > 4)
		for (int i = 0; i <= 4; i++)
			sum += power(factorial(i), k);
	else
		for (int i = 0; i <= n; i++)
			sum += power(factorial(i), k);
	//printf("%d ", sum);
	do
	{
		//printf("%d", res);
		res = sum % 10;
		sum /= 10;
	} while (res == 0);
	printf("%d ", res);
	
	return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1084 KB Output is correct - answer is '4'
2 Correct 0 ms 1084 KB Output is correct - answer is '2'
3 Correct 0 ms 1084 KB Output is correct - answer is '2'
4 Correct 0 ms 1084 KB Output is correct - answer is '2'
5 Correct 0 ms 1084 KB Output is correct - answer is '2'
6 Correct 0 ms 1084 KB Output is correct - answer is '4'
7 Correct 0 ms 1084 KB Output is correct - answer is '6'
8 Correct 0 ms 1084 KB Output is correct - answer is '1'
9 Correct 0 ms 1084 KB Output is correct - answer is '2'
10 Correct 0 ms 1084 KB Output is correct - answer is '6'
11 Correct 0 ms 1084 KB Output is correct - answer is '4'
12 Correct 0 ms 1084 KB Output is correct - answer is '5'
13 Correct 0 ms 1084 KB Output is correct - answer is '2'
14 Correct 0 ms 1084 KB Output is correct - answer is '3'
15 Correct 0 ms 1084 KB Output is correct - answer is '4'
16 Correct 0 ms 1084 KB Output is correct - answer is '5'
17 Correct 0 ms 1084 KB Output is correct - answer is '6'
18 Correct 0 ms 1084 KB Output is correct - answer is '7'
19 Correct 0 ms 1084 KB Output is correct - answer is '8'
20 Correct 0 ms 1084 KB Output is correct - answer is '9'
21 Correct 0 ms 1084 KB Output is correct - answer is '1'
22 Correct 0 ms 1084 KB Output is correct - answer is '6'
23 Correct 0 ms 1084 KB Output is correct - answer is '3'
24 Correct 0 ms 1084 KB Output is correct - answer is '7'
25 Correct 0 ms 1084 KB Output is correct - answer is '3'
26 Correct 0 ms 1084 KB Output is correct - answer is '1'
27 Correct 0 ms 1084 KB Output is correct - answer is '2'
28 Correct 0 ms 1084 KB Output is correct - answer is '1'
29 Correct 0 ms 1084 KB Output is correct - answer is '1'
30 Correct 0 ms 1084 KB Output is correct - answer is '1'
31 Correct 0 ms 1084 KB Output is correct - answer is '4'
32 Correct 0 ms 1084 KB Output is correct - answer is '4'
33 Correct 0 ms 1084 KB Output is correct - answer is '4'
34 Correct 0 ms 1084 KB Output is correct - answer is '4'
35 Correct 0 ms 1084 KB Output is correct - answer is '4'
36 Correct 0 ms 1084 KB Output is correct - answer is '4'
37 Correct 0 ms 1084 KB Output is correct - answer is '4'
38 Correct 0 ms 1084 KB Output is correct - answer is '4'
39 Correct 0 ms 1084 KB Output is correct - answer is '4'
40 Correct 0 ms 1084 KB Output is correct - answer is '8'
41 Correct 0 ms 1084 KB Output is correct - answer is '8'
42 Correct 0 ms 1084 KB Output is correct - answer is '8'
43 Correct 0 ms 1084 KB Output is correct - answer is '8'
44 Correct 0 ms 1084 KB Output is correct - answer is '8'
45 Correct 0 ms 1084 KB Output is correct - answer is '8'
46 Correct 0 ms 1084 KB Output is correct - answer is '8'
47 Correct 0 ms 1084 KB Output is correct - answer is '8'
48 Correct 0 ms 1084 KB Output is correct - answer is '8'
49 Correct 0 ms 1084 KB Output is correct - answer is '5'
50 Correct 0 ms 1084 KB Output is correct - answer is '5'
51 Correct 0 ms 1084 KB Output is correct - answer is '5'
52 Correct 0 ms 1084 KB Output is correct - answer is '5'
53 Correct 0 ms 1084 KB Output is correct - answer is '5'
54 Correct 0 ms 1084 KB Output is correct - answer is '5'
55 Correct 0 ms 1084 KB Output is correct - answer is '5'
56 Correct 0 ms 1084 KB Output is correct - answer is '5'
57 Correct 0 ms 1084 KB Output is correct - answer is '5'