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Created getAllFib() variants
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97
Algorithms.ts
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97
Algorithms.ts
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//typescriptClasses/Algorithms.ts
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//Matthew Ellison
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// Created: 10-19-20
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//Modified: 10-19-20
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//This class holds many algorithms that I have found it useful to keep around
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/*
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Copyright (C) 2020 Matthew Ellison
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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export function arrayEquals(array1: any[], array2: any[]): boolean{
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//If they aren't the same type they aren't equal
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if((typeof array1) != (typeof array2)){
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return false;
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}
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//If they aren't the same length they aren't equal
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else if(array1.length != array2.length){
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return false;
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}
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else{
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//Loop through every element to see if each one is equal
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for(let cnt = 0;cnt < array1.length;++cnt){
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//If any element in the same location is different return false
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if(array1[cnt] != array2[cnt]){
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return false;
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}
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}
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//If every element was the same they are equal
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return true;
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}
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}
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export function getAllFib(goalNumber: number): number[]{
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//Setup the variables
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let fibNums: number[] = [];
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//If the number is <= 0 return an empty list
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if(goalNumber <= 0){
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return fibNums;
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}
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else if(goalNumber == 1){
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fibNums.push(1);
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return fibNums;
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}
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//This means that at least 2 1's are elements
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fibNums.push(1);
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fibNums.push(1);
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//Loop to generate the rest of the Fibonacci numbers
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while(fibNums[fibNums.length - 1] <= goalNumber){
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fibNums.push((fibNums[fibNums.length - 1]) + (fibNums[fibNums.length - 2]));
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}
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//At this point the most recent number is > goalNumber, so remove it and return the rest of the list
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fibNums.pop();
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return fibNums;
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}
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export function getAllFibBig(goalNumber: bigint): bigint[]{
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//Setup the variables
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let fibNums:bigint[] = [];
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//If the number is <= 0 return an empty list
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if(goalNumber <= 0){
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return fibNums;
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}
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else if(goalNumber == BigInt(1)){
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fibNums.push(BigInt(1));
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return fibNums;
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}
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//This means that at least 2 1's are elements
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fibNums.push(BigInt(1));
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fibNums.push(BigInt(1));
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//Loop to generate the rest of the Fibonacci numbers
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while(fibNums[fibNums.length - 1] <= goalNumber){
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fibNums.push((fibNums[fibNums.length - 1]) + (fibNums[fibNums.length - 2]));
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}
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//At this point the most recent number is > goalNumber, so remove it and return the rest of the list
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fibNums.pop();
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return fibNums;
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}
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