#include<stdio.h>
void main()
  {
      int n,b=0,t;
      clrscr();
      printf("Enter the no");
      scanf("%d",&n);
      t=n;
      while(n>0)
      {
              a=n%10;
              b=b+a*a*a;
              n=n/10;
      }
      if(b==t)
      {
        printf("Armstrong no");
      }
       else
      {
        printf("Not an armstrong no");
      }
      getch();
  }

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