function sumOfTwo(nums1, nums2, value) {
    let isAMatch = false;
    let matchInfo = '';
    for (let i = 0; i < nums1.length; i++) {
        //isAMatch = false;
        for (let j = 0; j < nums2.length; j++) {
            if (nums1[i] + nums2[j] === value) {
                isAMatch = true;
                // matchInfo += `Value: ${value} found using a combination of array1 index ${i} and array2 index ${j}. `
            }
        }
    }
    // console.log(matchInfo);
    return isAMatch;
}



/**
* Test Suite 
*/
describe('sumOfTwo()', () => {
    it('returns true if a value can be found that by adding one number from each list', () => {
        // arrange
        const nums1 = [1, 2, 3];
        const nums2 = [10, 20, 30, 40];
        // const nums1 = [1, 2, 3, 21];
        // const nums2 = [10, 20, 30, 40, 21];
        const value = 42;
        
        // act
        const result = sumOfTwo(nums1, nums2, value);

        // log
        console.log("result: ", result);
        
        // assert
        expect(result).toBe(true);
    });
});