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main.js
run
preview
console
function arrayMaximalAdjacentDifference(nums) {
let result = nums[0] - nums[1]
for(let i=0; i<nums.length; i++){
result = nums[i] - nums[i+1] >= result ? Math.abs(nums[i] - nums[i+1]) : result
}
return result
}



/**
* Test Suite
*/
describe('arrayMaximalAdjacentDifference()', () => {
it('returns largest difference between adjacent values', () => {
// arrange
const nums = [2, 4, 1, 0];

// act
const result = arrayMaximalAdjacentDifference(nums);

// log
console.log("result 1: ", result);

// assert
expect(result).toBe(3);
});

it('returns largest difference between adjacent values example 2', () => {
// arrange
const nums = [2, 9, 1, 0];

// act
const result = arrayMaximalAdjacentDifference(nums);

// log
console.log("result 2: ", result);

// assert
expect(result).toBe(8);
});
});
Console
"result 2: "
,
8
,
"result 1: "
,
3
,
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