#include
                  #include
                  int strong_num(int num);
                  int main(){
                    int num,profe;
                    printf("num=");
                    scanf("%d",&num);
                    profe=strong_num(num);
                    if(profe==1)
                    printf("%d is an Armstrong number",num);
                    else
                    printf("%d is not an Armstrong number",num);
                    
                    
                    
                    
                    
                    return 0;
                  }
                  int strong_num(int num){
                    int i,sum=0,num_2;
                    num_2=num;
                    for(;num>0;){
                        i=num%10;
                      sum+=pow(i,3);
                      num/=10;	
                    }
                    if(num_2==sum)
                    return 1;
                    else 
                    return 0;
                    
                  }