Submission #15918

#	Time	Username	Problem	Language	Result	Execution time	Memory
15918		ggoh	팩토리얼 세제곱들의 합 (YDX14_fact)	C++98	0 / 1	0 ms	1084 KiB

fact

#include<cstdio>
int a,b,x[]={1,2,4,1},y[]={1,2,6,2},z[]={1,2,1,6};
main()
{
	scanf("%d%d",&a,&b);
	if(b==0)
	{
		a++;
		while(a%10==0)a/=10;
		printf("%d",a);
	}
	else if(b==1)
	{
		if(a>=4)printf("4");
		else printf("%d",x[a]);
	}
	else if(b==2)
	{
		if(a>=4)printf("8");
		else printf("%d",y[a]);
	}
	else
	{
		if(a>=4)printf("2");
		else printf("%d",z[a]);
	}
}

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