Input(s) - any string
Output(n) - number of digits within string s
Additional test cases have been added.
The Tower of Hanoi
Make one big string out of two smaller strings
Specific Element Count
Add two numbers
sum of non-primes
Mean and standard deviation of times in string
Can I make a right triangle ?
Vector of numbers divisible by 3
Number of odd and even elements within matrix
Make a vector of prime numbers
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