58 lines
862 B
JavaScript
58 lines
862 B
JavaScript
const add = function(num1, num2) {
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let sum = num1 + num2;
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return sum;
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};
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const subtract = function(num1, num2) {
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let sum = num1 - num2;
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return sum;
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};
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const sum = function(array) {
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let sum = 0;
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if (array.length > 0) {
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for (i = 0; i < array.length; i++ ) {
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sum += array[i];
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}
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} else {
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let sum = 0;
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return sum;
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}
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return sum;
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};
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const multiply = function(array) {
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let sum = 1;
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for (i = 0; i < array.length; i++) {
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sum = sum * array[i];
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}
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return sum;
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};
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const power = function(num1, num2) {
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let sum = 1;
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for (i = 0; i < num2; i++) {
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sum = sum * num1;
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}
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return sum;
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};
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const factorial = function(num) {
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let sum = 1;
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for (i = num; i > 0; i--) {
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sum = sum * i;
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}
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return sum;
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};
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// Do not edit below this line
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module.exports = {
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add,
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subtract,
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sum,
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multiply,
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power,
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factorial
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};
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