> #include <stdio.h>
> #include <string.h>
> int result[153];
> int strl=5;
> int tranform(char *s1,int *s2)
> {
> 	int i,j;
> 	for(j=4,i=0;s1[i]!='\0';i++)
> 		if(s1[i]!='.'){
> 			s2[j--]=s1[i]-'0';
> 		}
> 	j=0;
> 	while(s1[j]!='.'&&s1[j]!='\0')
> 		j++;
> 	return 5-j;
> }
> void mul(int *s3,int a)
> {
> 	int i,j,s4[153]={0};
> 	for(i=0;i<5;i++)
> 		for(j=0;j<strl;j++)
> 			s4[i+j]+=s3[i]*result[j];
> 	strl=i+j;
> 	for(i=0;i<strl;i++){
> 		result[i]=s4[i]%10;
> 		s4[i+1]+=s4[i]/10;
> 	}
> 	if(a>=1)
> 		mul(s3,a-1);
> }
> main()
> {
> 	int i,j,k,n,bit,s[5]={0};
> 	char R1[7];
> 	while(scanf("%s%d",R1,&n)!=EOF){
> 		if(n==0)
> 			printf("1");
> 		else{
> 			bit=tranform(R1,s);
> 		    for(i=0;i<5;i++)
> 				result[i]=s[i];
> 			if(n>1)
> 				mul(s,n-2);
> 			bit=n*bit;
> 			for(i=strl-1,j=0;result[i]==0&&i>bit-1;i--)
> 				j++;
> 			for(i=0,k=0;result[i]==0&&i<=bit-1;i++)
> 				k++;
> 			for(i=strl-1-j;i>bit-1;i--)
> 				printf("%d",result[i]);
> 			if(k!=bit)
> 				printf(".");
> 			for(i=bit-1;i>=k;i--)
> 				printf("%d",result[i]);
> 			printf("\n");
> 			strl=5;
> 		}
> 	}
> }