FARMSTRONG - Editorial

editorial
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1

PROBLEM LINK:

Practice
Contest

Author: Vidya kale
Tester: Vidya kale
Editorialist: Vidya kale

DIFFICULTY:

CAKEWALK.

PREREQUISITES:

None

PROBLEM:

Find the Armstrong number for a given range of number.

QUICK EXPLANATION:

Find the Armstrong number for a given range of number .

SOLUTIONS:

Setter's Solution 
#include <iostream>
#include <math.h>
using namespace std;

int main()
{
     int num, r, sum, t, mm;
     int sno, eno;
     cin >> sno;
     cin >> eno;
     for (num = sno; num <= eno; num++) 
      {
           t = num;
           sum = 0;
           while (t != 0) 
           {
                 r = t % 10;
                mm = pow(r, 3);
               sum = sum + mm;
               t = t / 10;
           }
          if (sum == num)
              cout << num << " ";
      }
     cout << endl;
 }
Tester's Solution 
#include <iostream>
#include <math.h>
using namespace std;

int main()
{
     int num, r, sum, t, mm;
     int sno, eno;
     cin >> sno;
     cin >> eno;
     for (num = sno; num <= eno; num++) 
      {
           t = num;
           sum = 0;
           while (t != 0) 
           {
                 r = t % 10;
                mm = pow(r, 3);
               sum = sum + mm;
               t = t / 10;
           }
          if (sum == num)
              cout << num << " ";
      }
     cout << endl;
 }
Editorialist's Solution 
#include <iostream>
#include <math.h>
using namespace std;

int main()
{
     int num, r, sum, t, mm;
     int sno, eno;
     cin >> sno;
     cin >> eno;
     for (num = sno; num <= eno; num++) 
      {
           t = num;
           sum = 0;
           while (t != 0) 
           {
                 r = t % 10;
                mm = pow(r, 3);
               sum = sum + mm;
               t = t / 10;
           }
          if (sum == num)
              cout << num << " ";
      }
     cout << endl;
 }