function largestOfFour(arr) { var maxArr=[]; for (var i = 0; i <=arr.length; i++) { var maxNum=arr[i][0]; for (var j = 1; j < arr[i].length; j++) { if (maxNum<=arr[i][j]) { maxNum=arr[i][j]; } } maxArr[i]=maxNum; } return maxArr; } largestOfFour([ [4, 5, 1, 3], [13, 27, 18, 26], [32, 35, 37, 39], [1000, 1001, 857, 1] ]);
克林顿楔形sd
CrMelo7
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