void main()

{

Double num, divided into mu;

int i，n，flag

Long k;

Printf ("Please enter denominator:");

Scanf("%lf ",& split wood);

Num = double( 1.0/ mu);

printf("%lf\n "，num)；

Printf ("Please enter the number of digits to view: n =");

scanf("%d "，& ampn)；

for(I = 1； I < = n; i++)

num = num * 10；

K = num// becomes plastic.

flag = k % 10； //Take the remainder and extract the required number.

printf("flag=%ld\n "，flag)；

}