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x=[["a", 5, 7], ["c", 3, 4], ["b", 1, 9]]

sortMatrix(x, 0)       # [['a', 5, 7], ['b', 1, 9], ['c', 3, 4]]

sortMatrix(x, 0, True) # [['c', 3, 4], ['b', 1, 9], ['a', 5, 7]]

sortMatrix(x, 1)       # [['b', 1, 9], ['c', 3, 4], ['a', 5, 7]]

sortMatrix(x, 1, True) # [['a', 5, 7], ['c', 3, 4], ['b', 1, 9]]

sortMatrix(x, 2)       # [['c', 3, 4], ['a', 5, 7], ['b', 1, 9]]

sortMatrix(x, 2, True) # [['b', 1, 9], ['a', 5, 7], ['c', 3, 4]]

x = {1: 2, 3: 4, 4: 3, 2: 1, 0: 0}

sortDictionary(x, 0)       # {0: 0, 1: 2, 2: 1, 3: 4, 4: 3}

sortDictionary(x, 0, True) # {4: 3, 3: 4, 2: 1, 1: 2, 0: 0}

sortDictionary(x, 1)       # {0: 0, 2: 1, 1: 2, 4: 3, 3: 4}

sortDictionary(x, 1, True) # {3: 4, 4: 3, 1: 2, 2: 1, 0: 0}

if (document.activeElement === element) {}

element=document.getElementById("elementoFormulario");

if (document.activeElement === element) {}

$ java Triangulo

Propiedades de un triangulo

lado a: 10

lado b: 12

lado c: 12

Perimetro: 34.0

Area: 54.543560573178574

Triangulo isoceles

Triangulo acutangulo

alternatingSums([50, 60, 60, 45, 70]); // [180, 105]

alternatingSums([100, 50]); // [100, 50]

addBorder(["abc", "ded"]); // ["*****", "*abc*", "*ded*", "*****"]

addBorder(["a"]); // ["***", "*a*", "***"]

reverseInParentheses("bar"); // "bar"

reverseInParentheses("(bar)"); // "rab"

reverseInParentheses("foo(bar)baz(blim)"); // "foorabbazmilb"

reverseInParentheses("foo(bar(baz))blim"); // "foobazrabblim"

reverseInParentheses("12(34(56))78(90)"); // "1256437809"

sortByHeight([-1, 150, 190, 170, -1, -1, 160, 180]); // [-1, 150, 160, 170,  190]

sortByHeight([-1, -1, -1, -1, -1]); // [-1, -1, -1, -1, -1]

sortByHeight([4, 2, 9, 11, 2, 16]); // [2, 2, 4, 9, 11, 16]

checkPalindrome("aabaa"); // true

checkPalindrome(""); // true

checkPalindrome("12321"); // true

checkPalindrome("123321"); // true

checkPalindrome("aabcaa"); // false

adjacentElementsProduct([6, 6, -2, -5, 7, 3]); // 36

adjacentElementsProduct([3, 6, -2, -5, 7, 3]); // 21

adjacentElementsProduct([-23, 4, -3, 8, -12]); // -12

adjacentElementsProduct([4, 1, 2, 3, 1, 5]); // 6

adjacentElementsProduct([4, 1]); // 4

shapeArea(1); // 1

shapeArea(2); // 5

shapeArea(3); // 13

shapeArea(4); // 25

makeArrayConsecutive2([0, 3]); // 2

makeArrayConsecutive2([6, 2, 3, 8]); // 3

makeArrayConsecutive2([5, 4, 6]); // 0

makeArrayConsecutive2([1]); // 0

almostIncreasingSequence([1, 2, 5, 3, 5]); // true

almostIncreasingSequence([1, 2, 1, 2]); // false

almostIncreasingSequence([1, 3, 2, 1]); // false

almostIncreasingSequence([1, 3, 2]); // true

almostIncreasingSequence([10, 1, 2, 3, 4, 5]); // true

matrix = [[0, 1, 1, 2],

          [0, 5, 0, 0],

          [2, 0, 3, 3]];

matrixElementsSum(matrix); // 9

matrix = [[1, 1, 1, 0],

          [0, 5, 0, 1],

          [2, 1, 3, 10]];

matrixElementsSum(matrix); // 9