Cameron/java_practice
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compare: Cameron:2821b0528b4c44c76f46e05b1cf4f2f73e2dcf6c
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6 changed files with 8 additions and 127 deletions
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43
.idea/workspace.xml
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@ -4,9 +4,8 @@
<option name="autoReloadType" value="SELECTIVE" />
</component>
<component name="ChangeListManager">
<list default="true" id="8658cbac-7347-4046-83e8-57065c86d2b8" name="Changes" comment="Explored using 2D arrays">
<change afterPath="$PROJECT_DIR$/practice_projects/src/QuizGame.java" afterDir="false" />
<change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
<list default="true" id="8658cbac-7347-4046-83e8-57065c86d2b8" name="Changes" comment="updated readme to explain folder structure">
<change beforePath="$PROJECT_DIR$/practice_projects/src/substrings.java" beforeDir="false" afterPath="$PROJECT_DIR$/practice_projects/src/Substrings.java" afterDir="false" />
</list>
<option name="SHOW_DIALOG" value="false" />
<option name="HIGHLIGHT_CONFLICTS" value="true" />
@ -65,8 +64,6 @@
"Application.EnhancedSwitches.executor": "Run",
"Application.GuessANumber.executor": "Run",
"Application.Main.executor": "Run",
"Application.Numpad.executor": "Run",
"Application.QuizGame.executor": "Run",
"Application.TempConverter.executor": "Run",
"Application.WhileLoops.executor": "Run",
"Application.compountInterest.executor": "Run",
@ -126,7 +123,7 @@
<workItem from="1767678323979" duration="16130000" />
<workItem from="1767837943314" duration="237000" />
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</task>
<task id="LOCAL-00001" summary="updated module output folders">
<option name="closed" value="true" />
@ -384,31 +381,7 @@
<option name="project" value="LOCAL" />
<updated>1768161949589</updated>
</task>
<task id="LOCAL-00033" summary="updated name of class">
<option name="closed" value="true" />
<created>1768162380069</created>
<option name="number" value="00033" />
<option name="presentableId" value="LOCAL-00033" />
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<updated>1768162380069</updated>
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<option name="closed" value="true" />
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<option name="closed" value="true" />
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<option name="number" value="00035" />
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<option name="localTasksCounter" value="36" />
<option name="localTasksCounter" value="33" />
<servers />
</component>
<component name="TypeScriptGeneratedFilesManager">
@ -426,6 +399,9 @@
</option>
</component>
<component name="VcsManagerConfiguration">
<MESSAGE value="created compound calculator" />
<MESSAGE value="fixed name of compoundInterest" />
<MESSAGE value="explored substring methods" />
<MESSAGE value="made a lbs to kgs weight converter" />
<MESSAGE value="explored ternary operator" />
<MESSAGE value="uploaded junk files" />
@ -448,10 +424,7 @@
<MESSAGE value="created dice roll game. that shows all dice and total rolled" />
<MESSAGE value="junk java files updated" />
<MESSAGE value="updated readme to explain folder structure" />
<MESSAGE value="updated name of class" />
<MESSAGE value="capitalized class name" />
<MESSAGE value="Explored using 2D arrays" />
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<expand />

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out/production/java_practice/Numpad.class
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out/production/java_practice/QuizGame.class
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out/production/java_practice/substrings.class
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25
practice_projects/src/Numpad.java
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@ -1,25 +0,0 @@
public class Numpad {
public static void main(String[] args){
// This project is to show how to use 2D Arrays
// a.k.a. Nested arrays (an array of arrays)
// 2D arrays are useful for storing a matrix of data.
// Remember - Characters are single quotes 'C'
char[][] numpad = {{'1', '2', '3'},
{'4', '5', '6'},
{'7', '8', '9'},
{'*', '0', '#'}};
// We need nested loops to print columns and rows
for(char[] row : numpad){
for(char number : row){
System.out.print(number + " ");
}
// Between every row add an empty line
System.out.println();
}
}
}

67
practice_projects/src/QuizGame.java
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@ -1,67 +0,0 @@
import java.util.Scanner;
public class QuizGame {
public static void main(String[] args){
Scanner scanner = new Scanner(System.in);
// This is a quiz game using 2D arrays (Nested arrays)
System.out.println("******************************");
System.out.println("Welcome to the Java Quiz Game!");
System.out.println("******************************");
System.out.println();
// Variables
char[] answers = {'A', 'B', 'C', 'C', 'C'};
int score = 0;
char guess;
String[] questions = {
"What keyword is used to create a class in Java?",
"Which data type is used to store true or false values?",
"Which of the following is NOT a primitive data type in Java?",
"Which symbol is used to end a statement in Java?",
"Which keyword is used to inherit a class in Java?"
};
String[][] options = {
{"A. class", "B. new", "C. create", "D. object"},
{"A. int", "B. boolean", "C. String", "D. char"},
{"A. int", "B. double", "C. String", "D. boolean"},
{"A. :", "B. .", "C. ;", "D. ,"},
{"A. implements", "B. inherits", "C. extends", "D. super"}
};
for(int i = 0; i < questions.length; i++){
System.out.println(questions[i]);
for(String option : options[i]){
System.out.println(option);
}
System.out.print("Enter your guess: ");
guess = scanner.next().toUpperCase().charAt(0);
if(guess == answers[i]){
System.out.println("********");
System.out.println("CORRECT!");
System.out.println("********");
score++;
}
else {
System.out.println("********");
System.out.println("WRONG!");
System.out.println("********");
}
}
System.out.println("Your final Score is: " + score + " out of " + questions.length);
scanner.close();
}
}