Python Basic Programs with Solutions

Start here if you are new to Python. These 40 basic programs use only variables, arithmetic, a few built-in modules and print(), and each one comes with an explained solution you can run in the browser.

All programs

• #1Add two integers
  Write a Python program to add two integer values and print the result.Easy
• #2Subtract two integers
  Write a Python program to subtract one integer from another and print the result.Easy
• #3Multiply two numbers
  Write a Python program to multiply two numbers.Easy
• #4Repeat a string 5 times
  Write a Python program to repeat a given string 5 times.Easy
• #5Average of given numbers
  Write a Python program to find the average of given numbers. Average = sum of the numbers / how many numbers there are.Easy
• #6Median of given numbers
  Write a Python program to find the median of given numbers. The median is the middle value after sorting; for an even count it is the average of the two middle values.Medium
• #7Square and cube of a number
  Write a Python program to print the square and cube of a given number.Easy
• #8Swap two variables
  Write a Python program to interchange (swap) the values of two variables.Easy
• #9Pythagoras theorem
  Write a Python program to find the hypotenuse of a right-angled triangle using the Pythagoras theorem: a² + b² = c².Easy
• #10Formula (a + b)² = a² + b² + 2ab
  Write a Python program to solve the formula (a + b)² = a² + b² + 2ab and show both sides are equal.Easy
• #11Formula (a – b)² = a² + b² – 2ab
  Write a Python program to solve the formula (a – b)² = a² + b² – 2ab.Easy
• #12Formula a² – b² = (a – b)(a + b)
  Write a Python program to solve the formula a² – b² = (a – b)(a + b).Easy
• #13Formula (a + b)³ = a³ + 3ab(a + b) + b³
  Write a Python program to solve the formula (a + b)³ = a³ + 3ab(a + b) + b³.Medium
• #14Formula (a – b)³ = a³ – 3a²b + 3ab² – b³
  Write a Python program to solve the formula (a – b)³ = a³ – 3a²b + 3ab² – b³.Medium
• #15Area of a square
  Write a Python program to calculate the area of a square. Area = side × side.Easy
• #16Area of a circle
  Write a Python program to calculate the area of a circle. Area = π × r².Easy
• #17Surface area of a cube
  Write a Python program to calculate the surface area of a cube. Surface area = 6 × a².Easy
• #18Surface area of a cylinder
  Write a Python program to calculate the surface area of a cylinder. Area = 2πrh + 2πr².Easy
• #19Check an Armstrong number
  Write a Python program to check whether a number is an Armstrong number: the sum of its digits, each raised to the power of the number of digits, equals the number (153 = 1³ + 5³ + 3³).Medium
• #20Simple interest
  Write a Python program to calculate simple interest. Simple interest = P × R × T / 100, where P is the principal, R the yearly rate in percent and T the time in years.Easy
• #21Print the current date in a format
  Write a Python program to print the current date in the format “2023 Jan 05” (year, short month name, day) using the datetime module.Easy
• #22Days between two dates
  Write a Python program to calculate the number of days between two dates.Easy
• #23Factorial of a number
  Write a Python program to find the factorial of a number. n! = 1 × 2 × … × n, and 0! = 1.Easy
• #24Reverse a number
  Write a Python program to reverse the digits of a number.Easy
• #25Fibonacci series up to 50
  Write a Python program to print the Fibonacci series between 0 and 50. Each number is the sum of the two before it.Easy
• #26Check a palindrome number
  Write a Python program to check whether a number is a palindrome (reads the same backwards, like 12321).Easy
• #27Compound interest
  Write a Python program to calculate compound interest. Amount = P × (1 + R/100)ᵀ and interest = amount − P.Easy
• #28Check a prime number
  Write a Python program to check whether a number is prime (greater than 1 and divisible only by 1 and itself).Medium
• #29Check a leap year
  Write a Python program to check whether a year is a leap year: divisible by 4, except century years, which must be divisible by 400.Easy
• #30Check for an anagram
  Write a Python program to check whether two words are anagrams: one is a rearrangement of all the letters of the other.Medium
• #31Generate random numbers
  Write a Python program to generate random numbers.Easy
• #32Random string of a given length
  Write a Python program to generate a random string of a specific length.Easy
• #33Get the current date and time
  Write a Python program to get the current date (and time).Easy
• #34Convert decimal to binary
  Write a Python program to convert a decimal number to binary.Easy
• #35Sum of natural numbers
  Write a Python program to find the sum of the first n natural numbers (1 + 2 + … + n).Easy
• #36HCF (GCD) of two numbers
  Write a Python program to find the HCF (highest common factor, also called GCD) of two numbers.Easy
• #37LCM of two numbers
  Write a Python program to find the LCM (lowest common multiple) of two numbers.Easy
• #38Square root of a number
  Write a Python program to find the square root of a number using the math library.Easy
• #39Volume of a sphere
  Write a Python program to calculate the volume of a sphere. Volume = 4/3 × π × r³.Easy
• #40Arithmetic operations on two numbers
  Write a Python program to perform all the basic arithmetic operations on two numbers.Easy