NOI.AC

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#208235	#3759. 七	huangyuhang	100	1ms	1196kb	C++11	330b	2024-08-02 09:01:44	2024-08-02 12:02:37

answer

#include<bits/stdc++.h>
using namespace std;
const long long mod=998244353;
long long n;
long long qp(long long a,long long b)
{
	long long res=1;
	while(b)
	{
		if(b&1)
			res*=a,res%=mod;
		a*=a;
		a%=mod;
		b>>=1;
	}
	return res;
}
int main()
{
	cin>>n;
	cout<<(qp(10LL,n)-qp(9LL,n)+mod)%mod;
	return 0;
}

Source code, Language: C++11

Details

小提示：点击横条可展开更详细的信息

Test #1:

score: 10

Accepted

time: 1ms

memory: 1196kb

input:

output:

result:

ok single line: '40951'

Test #2:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

output:

result:

ok single line: '468559'

Test #3:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

output:

804269613

result:

ok single line: '804269613'

Test #4:

score: 10

Accepted

time: 0ms

memory: 1196kb

input:

output:

564026970

result:

ok single line: '564026970'

Test #5:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

output:

11325516

result:

ok single line: '11325516'

Test #6:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

output:

103114180

result:

ok single line: '103114180'

Test #7:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

987654321

output:

199913509

result:

ok single line: '199913509'

Test #8:

score: 10

Accepted

time: 0ms

memory: 1192kb

input:

999999999

output:

107253766

result:

ok single line: '107253766'

Test #9:

score: 10

Accepted

time: 0ms

memory: 1196kb

input:

938281736

output:

654499906

result:

ok single line: '654499906'

Test #10:

score: 10

Accepted

time: 0ms

memory: 1196kb

input:

837271623

output:

48926228

result:

ok single line: '48926228'

Extra Test:

score: 0

Extra Test Passed