function sumOfTwo(nums1, nums2, value) {
    //  write code here.
    let res = false;
    let val = 0;
    for(let i = 0; i < nums1.length;i++){
        for(let j = 0; j < nums2.length; j++) {
            val = nums1[i] + nums2[j];
            if(val === value) res = true;
        }        
    }
    return res;
}



/**
* 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 value = 42;
        
        // act
        const result = sumOfTwo(nums1, nums2, value);

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