PROGRAM 32

Object

Write a program to print all even numbers from 1 to 100.

Algorithm

1. Declare integer variable i.
2. Repeat FOR i = 2 to 100 by 2
   • Write i.
   • [End of FOR loop.]
3. Exit.

Flowchart

C++ Source Code

// program 32
#include<iostream>
#include <iomanip>
using namespace std;

int main()
{
  int i;
  for (i = 2; i <= 100; i += 2)
  {
    cout << setw(5) << i;
  }
  return 0;
}

C Source Code

/*program 32*/
#include<stdio.h>

int main()
{
  int i;
  for(i=2; i<=100; i+=2)
     printf("%4d", i);
  return 0;
}

Output

2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100