Codility: PermMissingElem

Find the missing element in a given permutation.

Codility: Frog Jump

Count minimal number of jumps from position X to Y.

Test: Interswap digits between two numbers

Question

Parameter 1 and 2 need to add in interchangeable between each other and both parameters are non-negative numbers. If the result > 100,000,000 return -1.

Example 1:

Parameter 1: 123456

Parameter 2: 879

Result: 182739456

Example 2:

Parameter 1: 12

Parameter 2: 56

Result: 1526