UVA 202

#include<iostream>
#include<cstring>
#include<cmath>
#define MAX_N 100005
int main()
{
	int a,b;
	int num[MAX_N],res[MAX_N];
	while(scanf("%d%d",&a,&b)!=EOF){
		memset(num,-1,sizeof(num));
		int c=a%b,cnt=0;
		c*=10;
		while(num[c]==-1){
			res[cnt]=c/b;
			num[c]=cnt++;
			c%=b;
			c*=10;
		}
		int start=num[c];
		printf("%d/%d = %d.",a,b,a/b);
		for(int i=0;i<start;i++){
			printf("%d",res[i]);
		}
		printf("(");
		if(cnt-start<=50){
			for(int i =start;i<cnt;i++){
				printf("%d",res[i]);
			}
			printf(")\n   %d = number of digits in repeating cycle\n\n",cnt-start);
		}else{
			for(int i=start;i<start+50;i++){
				printf("%d",res[i]);
			}
			printf("...)\n   %d = number of digits in repeating cycle\n\n",cnt-start);
		}
	} 
	return 0;
}