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Added solution to problem 1

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Mattrixwv
2020-10-18 14:29:33 -04:00
parent 9b885a752e
commit b901665a30
3 changed files with 191 additions and 0 deletions
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//ProjectEulerTS/Problems/Problem.ts
//Matthew Ellison
// Created: 10-18-20
//Modified: 10-18-20
//What is the sum of all the multiples of 3 or 5 that are less than 1000
//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/typescriptClasses
/*
Copyright (C) 2020 Matthew Ellison
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { Stopwatch } from "../../../Typescript/typescriptClasses/Stopwatch";
import { Unsolved } from "../Unsolved";
export abstract class Problem{
//Variables
private description: string;
protected timer: Stopwatch = new Stopwatch();
protected solved: boolean;
//Constructor
public constructor(description: string){
this.description = description;
this.solved = false;
}
//Gets
getDescription(){
return this.description;
}
//Returns the result of solving the problem
public abstract getResult(): string;
//Returns the time taken to run the problem as a string
public getTime(): string{
if(!this.solved){
throw new Unsolved();
}
return this.timer.getStr();
}
//Returns the timer as a stopwatch
public getTimer(): Stopwatch{
if(!this.solved){
throw new Unsolved();
}
return this.timer;
}
//Solve the problem
public abstract solve(): void;
//Reset the problem so it can be run again
public reset(): void{
this.timer.reset();
this.solved = false;
}
}

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//ProjectEulerTS/Problems/Problem1.ts
//Matthew Ellison
// Created: 10-18-20
//Modified: 10-18-20
//What is the sum of all the multiples of 3 or 5 that are less than 1000
//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/typescriptClasses
/*
Copyright (C) 2020 Matthew Ellison
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { Unsolved } from "../Unsolved";
import {Problem} from "./Problem";
export class Problem1 extends Problem{
//Variables
//Static variables
private static TOP_NUM = 999; //THe largest number to be checked
//Instance variables
private fullSum: number = 0; //The sum of all the numbers
//Functions
//Constructor
public constructor(){
super(`What is the sum of all the multiples of 3 or 5 that are less than ${Problem1.TOP_NUM + 1}?`);
}
//Operational functions
//Solve the problem
public solve(): void{
//If the problem has already been solved do nothing and end the function
if(this.solved){
return;
}
//Start the timer
this.timer.start();
for(var num: number = 1;num < 1000;++num){
if((num % 3) == 0){
this.fullSum += num;
}
else if((num % 5) == 0){
this.fullSum += num;
}
}
//Stop the timer
this.timer.stop();
//Throw a flag to show the problem is solved
this.solved = true;
}
//Reset the problem so it can be run again
public reset(): void{
super.reset();
this.fullSum = 0;
}
//Gets
//Returns the result of solving the problem
public getResult(): string{
if(!this.solved){
throw new Unsolved();
}
return `The sum of all numbers < ${Problem1.TOP_NUM + 1} is ${this.fullSum}`;
}
//Returns the requested sum
public getSum(): number{
if(!this.solved){
throw new Unsolved();
}
return this.fullSum;
}
}
/* Results:
*/

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Unsolved.ts Normal file
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//ProjectEulerTS/Unsolved.ts
//Matthew Ellison
// Created: 10-18-20
//Modified: 10-18-20
//What is the sum of all the multiples of 3 or 5 that are less than 1000
//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/typescriptClasses
/*
Copyright (C) 2020 Matthew Ellison
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
export class Unsolved{
private message: string;
public constructor(message?: string){
if(message){
this.message = message;
}
}
public getMessage(){
return this.message;
}
}