Check For Perfect & Angstrong No.

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 //Program to check wether the given no. is perfect no. or armstrong no.  
 //Downloaded from www.c4cprog.co.nr  
 #include<conio.h>  
 void main()  
 {  
 int b,p,s,x;  
 int t,r=0,a=1;  
 clrscr();  
 printf("\n\tEnter The No. :");  
 scanf("%d",&b);  
 p=b;  
 s=0;  
 while(p>0)  
 {  
 x=p%10;  
 s=s+(x*x*x);  
 p=p/10;  
 }  
 if(s==b)  
 printf("\n\tThe No is Armstrong No.");  
 else  
 printf("\n\tThe No is not Armstrong No.");  
 getch();  
 t=b;  
 r=0;  
 while(a<=t/2)  
 {  
 if((t%a)==0)  
 r=r+a;  
 a++;  
 }  
 if(r==t)  
 printf("\n\tThe No. is Pefect");  
 else  
 printf("\n\tThe NO. is Not Perfect");  
 getch();  
 }