Zig-Zag Triangle – String Pattern
Print a zig-zag triangular pattern using characters from a string with alternating forward and reverse order
medium
41
Difficulty Levels
Choose your challenge. Start easy and work your way up.
215
Total Problems
Customers Group – Purchase Amount
Group customers by purchase amount in descending order and sort names within each group
medium
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
Zig-Zag Robots
Simulate the movement of robots moving in alternating directions across rows and output their positions after T seconds
medium
42
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
42
Count of Triplets – Decreasing Order
Count the number of triplets in an array where three integers appear in strictly decreasing order.
mediumArrays & Strings
410
Nearest Integer – Factor
Find the nearest integer to N where the concatenation of its first and last digits is a factor of the integer itself.
medium
42
String Rank among SubStrings
Find the lexicographic rank of a string among all unique substrings of itself
medium
44
Vertical ZigZag Pattern
Print a vertical zigzag pattern of numbers in a matrix format
medium
43
Basket with Most Colors
Find the basket under a tree that receives the most different colors of flowers from its tree and adjacent trees.
medium
42
Python Program for Interlace odd / even from A to B
Print odd numbers from A to B interlaced with even numbers from B to A
medium
42
Multiple of N till divisible by X
Find multiples of N starting from N*1 and stop when a multiple is divisible by X
medium
42