Examples

Example programs

Real kemlang-py programs you can study, copy, and run. Each example shows a self-contained concept.

Hello World

The simplest possible kemlang-py program.


jsk
kem bhai
  bhai bol "kem cho, duniya!"
aavjo bhai

output

kem cho, duniya!

Personal greeting

Read the user's name and print a greeting.


jsk
kem bhai
  bhai bol "What is your name?"
  aa naam che bapu tame bolo
  bhai bol "kem cho, " + naam + "!"
aavjo bhai

output

What is your name?
> Sanket
kem cho, Sanket!

Even or odd

Check whether a number is even or odd using modulo.


jsk
kem bhai
  aa n che 7

  jo n % 2 == 0 {
    bhai bol n + " is even"
  } nahi to {
    bhai bol n + " is odd"
  }
aavjo bhai

output

7 is odd

Count to N

Print numbers 1 through N using a loop.


jsk
kem bhai
  aa n che 5
  aa i che 1
  farvu {
    bhai bol i
    i che i + 1
  } jya sudhi i <= n
aavjo bhai

output

FizzBuzz

The classic interview problem - print Fizz, Buzz, or FizzBuzz.


jsk
kem bhai
  aa n che 1
  farvu {
    jo n % 15 == 0 {
      bhai bol "FizzBuzz"
    } nahi to {
      jo n % 3 == 0 {
        bhai bol "Fizz"
      } nahi to {
        jo n % 5 == 0 {
          bhai bol "Buzz"
        } nahi to {
          bhai bol n
        }
      }
    }
    n che n + 1
  } jya sudhi n <= 15
aavjo bhai

output

1
2
Fizz
4
Buzz
Fizz
7
8
Fizz
Buzz
11
Fizz
13
14
FizzBuzz

Sum of odd numbers

Use continue to skip even numbers and sum only the odd ones.


jsk
kem bhai
  aa sum che 0
  aa i che 1
  farvu {
    jo i % 2 == 0 { aagal vado }
    sum che sum + i
    i che i + 1
  } jya sudhi i <= 10
  bhai bol "Sum of odds 1-10: " + sum
aavjo bhai

output

Sum of odds 1-10: 25

Number guessing game

A complete interactive game with a loop, input, and break.


jsk
kem bhai
  aa secret che 42
  aa tries  che 0

  farvu {
    bhai bol "Guess (1-100):"
    aa guess che bapu tame bolo
    tries che tries + 1

    jo guess == secret {
      bhai bol "Correct in " + tries + " tries!"
      tame jao
    } nahi to {
      bhai bol "Try again..."
    }
  } jya sudhi bhai chhe
aavjo bhai

output

Guess (1-100):
> 50
Try again...
Guess (1-100):
> 42
Correct in 2 tries!

Grade calculator

Assign letter grades based on a numeric score.


jsk
kem bhai
  bhai bol "Enter your score:"
  aa score che bapu tame bolo

  jo score >= 90 {
    bhai bol "Grade: A"
  } nahi to {
    jo score >= 80 {
      bhai bol "Grade: B"
    } nahi to {
      jo score >= 70 {
        bhai bol "Grade: C"
      } nahi to {
        jo score >= 60 {
          bhai bol "Grade: D"
        } nahi to {
          bhai bol "Grade: F"
        }
      }
    }
  }
aavjo bhai

output

Enter your score:
> 85
Grade: B

Want to run these yourself? Open the playground or install kemlang-py locally.