Submission #8520501


Source Code Expand

#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
int n,k,mod,C[310][310],dp[310][310],sum[310];
int main()
{
	scanf("%d %d %d",&n,&k,&mod);
	for(int i=0;i<=n;++i)
	{
		C[i][0]=1;
		for(int j=1;j<=i;++j)(C[i][j]=C[i-1][j-1]+C[i-1][j])>=mod?C[i][j]-=mod:0;
	}
	for(int i=k;~i;--i)
	{
		dp[i][1]=1;
		for(int j=1;j<=n+1;++j)
			for(int l=1;l<j;++l)
				dp[i][j]=(dp[i][j]+1ll*dp[i][j-l]*sum[l]%mod*C[j-2][l-1])%mod;
		for(int j=1;j<=n+1;++j)(sum[j]+=dp[i][j])>=mod?sum[j]-=mod:0;
	//	for(int j=1;j<=n+1;++j)printf("%d ",dp[i][j]);printf("\n");
	}
	printf("%d",dp[0][n+1]);
	return 0;
}

Submission Info

Submission Time
Task E - Sequence Growing Hard
User cjy
Language C++14 (GCC 5.4.1)
Score 1200
Code Size 635 Byte
Status AC
Exec Time 296 ms
Memory 896 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d %d",&n,&k,&mod);
                              ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 1200 / 1200
Status
AC × 3
AC × 35
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt AC 296 ms 896 KB
02.txt AC 259 ms 896 KB
03.txt AC 172 ms 768 KB
04.txt AC 1 ms 512 KB
05.txt AC 288 ms 896 KB
06.txt AC 3 ms 512 KB
07.txt AC 1 ms 384 KB
08.txt AC 285 ms 896 KB
09.txt AC 277 ms 896 KB
10.txt AC 163 ms 768 KB
11.txt AC 113 ms 640 KB
12.txt AC 1 ms 128 KB
13.txt AC 1 ms 128 KB
14.txt AC 296 ms 896 KB
15.txt AC 29 ms 512 KB
16.txt AC 198 ms 768 KB
17.txt AC 1 ms 256 KB
18.txt AC 226 ms 768 KB
19.txt AC 287 ms 896 KB
20.txt AC 63 ms 512 KB
21.txt AC 3 ms 512 KB
22.txt AC 228 ms 768 KB
23.txt AC 259 ms 896 KB
24.txt AC 2 ms 384 KB
25.txt AC 8 ms 640 KB
26.txt AC 251 ms 896 KB
27.txt AC 4 ms 512 KB
28.txt AC 51 ms 640 KB
29.txt AC 208 ms 768 KB
30.txt AC 8 ms 384 KB
31.txt AC 250 ms 896 KB
32.txt AC 293 ms 896 KB
s1.txt AC 1 ms 128 KB
s2.txt AC 1 ms 128 KB
s3.txt AC 38 ms 512 KB