// 1) split() the string into an array of two words
// 2) map() over each word in the array, split() each word and then join()
//    the letters of each word with a hyphen
// 3) refactor
// 4) place the code inside the function
// 5) uncomment the test suite and run your code


function insertDashes(arr) {
    // write code here
}



/**
* Test Suite 
*/
// describe('insertDashes()', () => {
//     it('insert dashes in between chars', () => {
//         // arrange
//         const value = "aba caba";
        
//         // act
//         const result = insertDashes(value);

//         // log
//         console.log("result: ", result);
        
//         // assert
//         expect(result).toBe("a-b-a c-a-b-a");
//     });
// });