Untitled

#include<stdio.h>
#include<stdlib.h>
#include<ctype.h>
#include<string.h>

int main(void)
{
	char *a[50];
	char enter;
	int choose;
	char number[50];
	char dou[50];
	double ans;
	int i=0,j=0;
	char t[]="True";
	char f[]="Flase";
	char w[]="\0";
	
	while(1)
	{
		printf("輸入請按1，離開請按0:");
		scanf("%d",&choose);
		if(choose==0)
		{
			break;
		}
		printf("請輸入數字:");
		scanf("%s",number);
		a[i]=number;
		printf("%s\n",a[i]);
		i++;
	}
	for(j=0;j<i;j++)
	{
		strcpy(dou,a[j]);
		ans=atof(dou);
		printf("%s",a[j]);
		if(ans!=(int)ans)
		{
			printf("    %3.6f",ans);
			printf("    %5s\n",t);
		}
		else
		{
			printf("    Undefind");
			printf("    %5s\n",f);
		}
	}
	system("PAUSE");
	return 0 ;
 }