C++ > Beginners Lab Assignments sample source codes

 To find if the given number is an armstrong number or not

To find if the given number is an armstrong number or not # include <iostream.h> # include <conio.h> # include <math.h> void main () { clrscr(); int a,b=0,sum=0; long int n; cout<<"ENter the NO. : "; cin>>n; for(;n>0;) //counts the digits { a=n%10; n=n/10; b++; } for(;n>0;) { a=n%10; sum=sum+pow(a,b); n=n/10; } if(sum==n) { cout<<"IT IS AN ARMSTRONG NUMBER..."; getch(); } else { cout<<"IT IS NOT AN ARMSTRONG NUMBER..."; getch(); } }

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