// ARMSTRONG OF A NUMBER // a number is an armstrong number if sum of cube of individual digit is the number itself #include int main() { int num,check,sum,cube,rem; printf("Enter The Number "); scanf("%d",&num); check=num; while(num>0) { rem=num%10; num=num/10; cube=rem*rem*rem; sum+=cube; // it is same sum=sum+cube } if(sum==check) printf("Armstrong Number "); else puts("Number is not Armstrong"); }