88 lines
2.6 KiB
Java
88 lines
2.6 KiB
Java
package com.mattrixwv.adventOfCode24;
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import java.security.InvalidParameterException;
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import java.util.List;
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import java.util.Scanner;
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import java.util.StringJoiner;
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import com.mattrixwv.adventOfCode24.days.Problem;
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import com.mattrixwv.adventOfCode24.days.Problem1;
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import com.mattrixwv.adventOfCode24.days.Problem2;
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import com.mattrixwv.adventOfCode24.days.Problem3;
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import com.mattrixwv.adventOfCode24.days.Problem4;
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import com.mattrixwv.adventOfCode24.days.Problem5;
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import com.mattrixwv.adventOfCode24.days.Problem6;
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public class ProblemSelector{
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private static final Scanner input = new Scanner(System.in);
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//Holds the valid problem numbers
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protected static final List<Integer> PROBLEM_NUMBERS = List.of(0, 1, 2, 3, 4, 5, 6);
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private ProblemSelector(){
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throw new IllegalStateException("Utility class");
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}
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//Returns the problem corresponding to the given problem number
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public static Problem getProblem(Integer dayNumber){
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Problem day = null;
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switch(dayNumber){
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case 1 : day = new Problem1(); break;
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case 2 : day = new Problem2(); break;
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case 3 : day = new Problem3(); break;
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case 4 : day = new Problem4(); break;
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case 5 : day = new Problem5(); break;
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case 6 : day = new Problem6(); break;
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default: throw new InvalidParameterException();
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}
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return day;
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}
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//Print the description of a problem
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public static void printDescription(Integer problemNumber){
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//Get the problem
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Problem day = getProblem(problemNumber);
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//Print the problem's description
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System.out.println(day.getDescription());
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}
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//Solve a problem
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public static void solveProblem(Integer problemNumber){
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//Get the problem
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Problem problem = getProblem(problemNumber);
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System.out.println("\n\n\n");
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//Print the problem description
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System.out.println(problem.getDescription());
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//Solve the problem
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problem.runSolution();
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//Print the results
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System.out.println(problem.getResult());
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System.out.println("\n\n\n");
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}
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//Get a valid problem number from a user
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public static Integer getProblemNumber(){
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Integer problemNumber = 0;
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System.out.print("Enter a problem number: ");
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problemNumber = input.nextInt();
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while(!PROBLEM_NUMBERS.contains(problemNumber)){
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System.out.print("That is an invalid problem number!\n Enter a problem number: ");
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problemNumber = input.nextInt();
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}
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return problemNumber;
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}
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//List all valid problem numbers
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public static void listProblems(){
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StringJoiner joiner = new StringJoiner(", ");
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for(Integer num : PROBLEM_NUMBERS){
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joiner.add(num.toString());
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}
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System.out.println(joiner.toString());
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System.out.println();
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}
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}
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