Answer Posted / astitva srivastava

#include<iostream.h>
#include<conio.h>
void main()
{
int n,r,s=0;
cout<<"enter the no.";
cin>>n;
int b=n;
while(n>0)
{
r=n%10;
n=n/10;
s=s+(r*r*r);
}
if(b==s)
{
cout<<"the no. is armstrong"<<"\n";
}
else
{
cout<<"the no. is not a armstrong no.";
}
}

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