Multiply by 2
Read an integer from input and output the result of multiplying it by 2
easy
41
Difficulty Levels
Choose your challenge. Start easy and work your way up.
213
Total Problems
Subtract Two Numbers
Read two integers from input and output their difference.
easy
41
Add Two Numbers
Calculate and print the sum of two given integers.
easy
41
Print the Next Number
Read an integer and print the next consecutive integer (N+1)
easy
41
Function Prime or Not – CTS PATTERN
Determine if a given integer is a prime number by fixing the provided implementation.
easy
42
Two Numbers Equal
Check if two given numbers are equal and print 'yes' or 'no' accordingly.
easy
41
Character Matrix – Alternate Ends
Print characters from a matrix alternating between first N characters from odd rows and last N characters from even rows.
medium
41
Largest of Two Numbers
Write a program that accepts two numbers and prints the largest number.
easy
41
Zig-Zag Robots
Simulate the movement of robots moving in alternating directions across rows and output their positions after T seconds
medium
41
Print Remainder when Divided by 5
Calculate and print the remainder when a given integer is divided by 5
easy
41
Add Three Numbers
Accept three integers and print their sum.
easy
41
Function middle – CTS PATTERN
Find the middle digit(s) of an integer - return the middle digit if odd length, or the two middle digits if even length
medium
41