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ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#289060	#5817. 小学生数学题	allen2010y	0	77ms	3708kb	C++14	389b	2023-12-23 15:03:38	2023-12-23 15:03:39

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你现在查看的是最新测评结果

[2023-12-23 15:03:39]
评测

测评结果：0
用时：77ms
内存：3708kb

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[2023-12-23 15:03:38]
提交

answer

#include <bits/stdc++.h>
using namespace std;
const int mod=998244353;
int fspow(int a,int n)
{
	int ans=a;
	while(n)
	{
		ans*=ans;
		ans%=mod;
		if(n&1) n--,ans*=a,ans%=mod;
		n>>=1;
	}
	return ans;
}
int main()
{
	long long n,k,ans=0,last=1;
	cin>>n>>k;
	for(int i=1;i<=n-1;i++)
	{
		last*=i;
		last%=mod;
		ans+=last;
		ans%=mod;
	}
	cout<<ans;
	return 0;
}

Source code, Language: C++14

Details

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Test #1:

score: 0

Wrong Answer

time: 37ms

memory: 3600kb

input:

9450395 1

output:

688545437

result:

wrong answer 1st lines differ - expected: '688545438', found: '688545437'

Test #2:

score: 0

Wrong Answer

time: 31ms

memory: 3708kb

input:

8978812 1

output:

334565355

result:

wrong answer 1st lines differ - expected: '334565356', found: '334565355'

Test #3:

score: 0

Wrong Answer

time: 35ms

memory: 3652kb

input:

8944235 1

output:

982802914

result:

wrong answer 1st lines differ - expected: '982802915', found: '982802914'

Test #4:

score: 0

Wrong Answer

time: 28ms

memory: 3644kb

input:

7081118 3

output:

856241750

result:

wrong answer 1st lines differ - expected: '599009773', found: '856241750'

Test #5:

score: 0

Wrong Answer

time: 31ms

memory: 3648kb

input:

7904241 3

output:

209857165

result:

wrong answer 1st lines differ - expected: '871243720', found: '209857165'

Test #6:

score: 0

Wrong Answer

time: 39ms

memory: 3592kb

input:

9921275 3

output:

307807179

result:

wrong answer 1st lines differ - expected: '549818101', found: '307807179'

Test #7:

score: 0

Wrong Answer

time: 68ms

memory: 3596kb

input:

17575748 14135489

output:

733367863

result:

wrong answer 1st lines differ - expected: '69236780', found: '733367863'

Test #8:

score: 0

Wrong Answer

time: 77ms

memory: 3640kb

input:

19858362 14822524

output:

856686890

result:

wrong answer 1st lines differ - expected: '239890381', found: '856686890'

Test #9:

score: 0

Wrong Answer

time: 73ms

memory: 3636kb

input:

18848696 15530895

output:

266059228

result:

wrong answer 1st lines differ - expected: '88125041', found: '266059228'

Test #10:

score: 0

Wrong Answer

time: 65ms

memory: 3600kb

input:

17787945 13890407

output:

582771672

result:

wrong answer 1st lines differ - expected: '989967864', found: '582771672'