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Added solution to problem 7
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@@ -30,11 +30,12 @@ import { Problem3 } from "./Problems/Problem3";
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import { Problem4 } from "./Problems/Problem4";
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import { Problem5 } from "./Problems/Problem5";
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import { Problem6 } from "./Problems/Problem6";
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import { Problem7 } from "./Problems/Problem7";
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export class ProblemSelection{
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//Holds the valid problem numbers
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public static PROBLEM_NUMBERS: number[] = [1, 2, 3, 4, 5, 6];
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public static PROBLEM_NUMBERS: number[] = [1, 2, 3, 4, 5, 6, 7];
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//Returns the problem corresponding to the given problem number
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public static getProblem(problemNumber: number): Problem{
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@@ -46,6 +47,7 @@ export class ProblemSelection{
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case 4 : problem = new Problem4(); break;
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case 5 : problem = new Problem5(); break;
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case 6 : problem = new Problem6(); break;
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case 7 : problem = new Problem7(); break;
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}
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return problem;
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}
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88
Problems/Problem7.ts
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88
Problems/Problem7.ts
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@@ -0,0 +1,88 @@
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//ProjectEulerTS/Problems/Problem7.ts
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//Matthew Ellison
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// Created: 03-10-21
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//Modified: 03-10-21
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//What is the 10001th prime number?
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//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/typescriptClasses
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/*
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Copyright (C) 2021 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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import { Problem } from "./Problem";
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import { Unsolved } from "../Unsolved";
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import { getNumPrimes } from "../../../Typescript/typescriptClasses/Algorithms";
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export class Problem7 extends Problem{
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//Variables
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//Static variables
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private static NUMBER_OF_PRIMES: number = 10001; //The number of primes we are trying to get
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//Instance variables
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private primes: number[];
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//Functions
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//Constructor
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public constructor(){
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super(`What is the ${Problem7.NUMBER_OF_PRIMES}th prime number?`);
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}
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//OPerational functions
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//Solve the problem
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public solve(): void{
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//If the problem has already been solved do nothing and end the function
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if(this.solved){
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return;
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}
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//Start the timer
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this.timer.start();
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//Setup the variables
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this.primes = getNumPrimes(Problem7.NUMBER_OF_PRIMES); //Holds the prime numbers
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//Stop the timer
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this.timer.stop();
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//Throw a flag to show the problem is solved
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this.solved = true;
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}
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//Reset the problem so it can be run again
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public reset(): void{
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super.reset();
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this.primes = [];
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}
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//Gets
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//Returns the result of solving the problem
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public getResult(): string{
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if(!this.solved){
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throw new Unsolved();
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}
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return `The ${Problem7.NUMBER_OF_PRIMES}th prime number is ${this.getPrime()}`;
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}
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//Returns the requested prime number
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public getPrime(): number{
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//If the problem hasn't been solved throw an exception
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if(!this.solved){
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throw new Unsolved();
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}
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return this.primes[this.primes.length - 1];
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}
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}
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/* Results:
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The 10001th prime number is 104743
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It took an average of 3.534 milliseconds to run this problem through 100 iterations
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*/
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