Problems
Recursion - 1#8609
Very easy · For Beginners
Previous and next letter#8610
Very easy · Implementation
Water and Ice#8611
Very easy · Implementation
Conditional statement - 4#8612
Very easy · Implementation
Conditional statement - 5#8613
Very easy · Implementation
Inside the interval#8614
Very easy · Implementation
Outside the interval#8615
Very easy · Brute force
Triangle Counting#8616
Easy · Combinatorics
Four-digit palindrom#8618
Very easy · Math
Five-digit in order#8619
Very easy · Implementation
Three identical digits#8620
Very easy · Implementation
Two identical digits#8621
Very easy · Implementation
Divisibility by digits#8622
Very easy · Brute force
Square of maximum#8623
Very easy · Sorting
At least two equal digits#8624
Very easy · Brute force
Delete one digit#8625
Very easy · Implementation
Two digits in a row#8626
Very easy · Implementation
Sum of neighbors#8627
Very easy · Implementation
All digits are even#8628
Very easy · Number theory
At least one odd#8629
Very easy · Brute force
Maximum digit in a number#8630
Very easy · Implementation
Number of maximal digits#8631
Very easy · Implementation
Number of odd digits#8632
Very easy · Implementation
Sort from 0 to n - 1#8636
Medium · Sorting
Sort the points#8637
Very easy · Sorting