##Specs

The program will take user inputs and return it [String, word1, word2]

• Input: Hello world!, world, universe
• Output: Hello world!, world, universe

The program will return true if word1 is present in the string

• Input: Hello world!, world, universe
• Output: true

The program will insert word2 at word1's position even if word1 is part of a larger word

• Input: Let's get together for a beer, get, feather
• Output: Let's get tofeatherher for a beer