The input comes as two string arguments:
The first element is the target string
The second element is the text in which to search for occurrences.
'the', 'The quick brown fox jumps over the lay dog.'
'ma', 'Marine mammal training is the training and caring for marine life such as, dolphins, killer whales, sea lions, walruses, and other marine mammals. It is also a duty of the trainer to do mental and physical exercises to keep the animal healthy and happy.'
The output should be a number, printed on the console.