Question: Have the function SearchingChallenge( strArr ) read the array of strings stored in strArr which will be a 4x4 matrix of the characters 'C', 'H',

Have the function SearchingChallenge(strArr) read the array of strings stored in strArr which will be a 4x4 matrix of the characters 'C', 'H', 'F', 'O', where C represents Charlie the dog, H represents its home, F represents dog food, and O represents and empty space in the grid. Your goal is to figure out the least amount of moves required to get Charlie to grab each piece of food in the grid by moving up, down, left, or right, and then make it home right after. Charlie cannot move onto the home before all pieces of food have been collected. For example: if strArr is ["FOOF", "OCOO", "OOOH", "FOOO"], then this looks like the following grid:

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