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Alle Funktionen verschoben und entsprechend angepasst 2

remotes/origin/JaFi
jannisfingerhut 2 years ago
parent
47a3c23974
commit
630470c95f
3 changed files with 125 additions and 131 deletions
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  1. 115
      bin/LernProgramm/FunktionenAusgelagert.java
  2. 127
      bin/LernProgramm/ProgrammMain.java
  3. 12
      bin/LernProgramm/testProgramm.java

115
bin/LernProgramm/FunktionenAusgelagert.java
View File

@ -1,5 +1,6 @@
package LernProgramm;
import java.util.Random;
import java.util.Scanner;
public class FunktionenAusgelagert {
@ -94,10 +95,124 @@ public class FunktionenAusgelagert {
//4
public static void Quizz() {
Random rand = new Random();
try (Scanner scanner = new Scanner(System.in)) {
String[][] questions = {
{ "Welche Farbe hat ein Bananen?", "A) Gelb", "B) Grün", "C) Blau", "D) Rot", "A" },
{ "Wie viele Beine hat eine Spinne?", "A) 4", "B) 6", "C) 8", "D) 10", "C" },
{ "Wer hat die Formel E=mc² entwickelt?", "A) Isaac Newton", "B) Albert Einstein",
"C) Galileo Galilei", "D) Stephen Hawking", "B" },
{ "Welches ist der größte Planet im Sonnensystem?", "A) Merkur", "B) Venus", "C) Erde",
"D) Jupiter", "D" }
// Sonstige Fragen
};
int questionIndex = rand.nextInt(questions.length);
String[] currentQuestion = questions[questionIndex];
System.out.println(currentQuestion[0]);
System.out.println(currentQuestion[1]);
System.out.println(currentQuestion[2]);
System.out.println(currentQuestion[3]);
System.out.println(currentQuestion[4]);
String answer = scanner.nextLine();
if (answer.equalsIgnoreCase(currentQuestion[5])) {
System.out.println("Richtig!");
} else {
System.out.println("Falsch!");
}
}
}
//5
public static void Binaerrechner() {
try (Scanner scanner = new Scanner(System.in)) {
System.out.print("Gebe den ersten Binärcode ein: ");
String binaryCode1 = scanner.nextLine();
System.out.print("Gebe den zweiten Binärcode ein: ");
String binaryCode2 = scanner.nextLine();
System.out.print("Gebe die gewünschte Operation ein (+, -, *, /): ");
char operation = scanner.next().charAt(0);
int result = calculate(binaryCode1, binaryCode2, operation);
System.out.println("Das Ergebnis ist: " + result);
}
}
public static int calculate(String binaryCode1, String binaryCode2, char operation) {
int decimal1 = binaryToDecimal(binaryCode1);
int decimal2 = binaryToDecimal(binaryCode2);
int result = 0;
switch (operation) {
case '+':
result = decimal1 + decimal2;
break;
case '-':
result = decimal1 - decimal2;
break;
case '*':
result = decimal1 * decimal2;
break;
case '/':
result = decimal1 / decimal2;
break;
default:
System.out.println("Ungültige Operation! Bitte wähle +, -, * oder /.");
return 0;
}
return decimalToBinary(result);
}
public static int binaryToDecimal(String binaryCode) {
int decimal = 0;
for (int i = binaryCode.length() - 1; i >= 0; i--) {
char currentChar = binaryCode.charAt(i);
if (currentChar == '1') {
decimal += Math.pow(2, binaryCode.length() - i - 1);
} else if (currentChar != '0') {
System.out.println("Ungültiger Binärcode! Bitte gebe nur Nullen und Einsen ein.");
return 0;
}
}
return decimal;
}
public static int decimalToBinary(int decimal) {
int binary = 0;
int power = 0;
while (decimal > 0) {
binary += (decimal % 2) * (int) Math.pow(10, power);
decimal /= 2;
power++;
}
return binary;
}
//6
public static void PrimBis100() {
for (int i = 2; i <= 100; i++) {
boolean isPrime = true;
for (int j = 2; j < i; j++) {
if (i % j == 0) {
isPrime = false;
break;
}
}
if (isPrime) {
System.out.print(i + " ");
}
}
}

127
bin/LernProgramm/ProgrammMain.java
View File

@ -1,132 +1,11 @@
package LernProgramm;
import java.util.Random;
import java.util.Scanner;
public class ProgrammMain {
// Quizz
public static void Quizz() {
Random rand = new Random();
try (Scanner scanner = new Scanner(System.in)) {
String[][] questions = {
{ "Welche Farbe hat ein Bananen?", "A) Gelb", "B) Grün", "C) Blau", "D) Rot", "A" },
{ "Wie viele Beine hat eine Spinne?", "A) 4", "B) 6", "C) 8", "D) 10", "C" },
{ "Wer hat die Formel E=mc² entwickelt?", "A) Isaac Newton", "B) Albert Einstein",
"C) Galileo Galilei", "D) Stephen Hawking", "B" },
{ "Welches ist der größte Planet im Sonnensystem?", "A) Merkur", "B) Venus", "C) Erde",
"D) Jupiter", "D" }
// Sonstige Fragen
};
int questionIndex = rand.nextInt(questions.length);
String[] currentQuestion = questions[questionIndex];
System.out.println(currentQuestion[0]);
System.out.println(currentQuestion[1]);
System.out.println(currentQuestion[2]);
System.out.println(currentQuestion[3]);
System.out.println(currentQuestion[4]);
String answer = scanner.nextLine();
if (answer.equalsIgnoreCase(currentQuestion[5])) {
System.out.println("Richtig!");
} else {
System.out.println("Falsch!");
}
}
}
// Prinmbis100
public static void PrimBis100() {
for (int i = 2; i <= 100; i++) {
boolean isPrime = true;
for (int j = 2; j < i; j++) {
if (i % j == 0) {
isPrime = false;
break;
}
}
if (isPrime) {
System.out.print(i + " ");
}
}
}
// Binärinverter
public static void Binaerrechner() {
try (Scanner scanner = new Scanner(System.in)) {
System.out.print("Gebe den ersten Binärcode ein: ");
String binaryCode1 = scanner.nextLine();
System.out.print("Gebe den zweiten Binärcode ein: ");
String binaryCode2 = scanner.nextLine();
System.out.print("Gebe die gewünschte Operation ein (+, -, *, /): ");
char operation = scanner.next().charAt(0);
int result = calculate(binaryCode1, binaryCode2, operation);
System.out.println("Das Ergebnis ist: " + result);
}
}
public static int calculate(String binaryCode1, String binaryCode2, char operation) {
int decimal1 = binaryToDecimal(binaryCode1);
int decimal2 = binaryToDecimal(binaryCode2);
int result = 0;
switch (operation) {
case '+':
result = decimal1 + decimal2;
break;
case '-':
result = decimal1 - decimal2;
break;
case '*':
result = decimal1 * decimal2;
break;
case '/':
result = decimal1 / decimal2;
break;
default:
System.out.println("Ungültige Operation! Bitte wähle +, -, * oder /.");
return 0;
}
return decimalToBinary(result);
}
public static int binaryToDecimal(String binaryCode) {
int decimal = 0;
for (int i = binaryCode.length() - 1; i >= 0; i--) {
char currentChar = binaryCode.charAt(i);
if (currentChar == '1') {
decimal += Math.pow(2, binaryCode.length() - i - 1);
} else if (currentChar != '0') {
System.out.println("Ungültiger Binärcode! Bitte gebe nur Nullen und Einsen ein.");
return 0;
}
}
return decimal;
}
public static int decimalToBinary(int decimal) {
int binary = 0;
int power = 0;
while (decimal > 0) {
binary += (decimal % 2) * (int) Math.pow(10, power);
decimal /= 2;
power++;
}
return binary;
}
public static void main(String[] args) {
@ -144,15 +23,15 @@ public class ProgrammMain {
FunktionenAusgelagert.Karteikarten();
break;
case 2:
Quizz();
FunktionenAusgelagert.Quizz();
// Funktion
break;
case 3:
Binaerrechner();
FunktionenAusgelagert.Binaerrechner();
// Funktion
break;
case 4:
PrimBis100();
FunktionenAusgelagert.PrimBis100();
// Funktion
break;
case 5:

12
bin/LernProgramm/testProgramm.java
View File

@ -23,19 +23,19 @@ class testProgramm {
ByteArrayOutputStream out = new ByteArrayOutputStream();
System.setOut(new PrintStream(out));
ProgrammMain.PrimBis100();
FunktionenAusgelagert.PrimBis100();
assertEquals("2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 ", out.toString());
}
//Binärrechner
@Test
public void testAddition() {
int result = ProgrammMain.calculate("1010", "1011", '+');
int result = FunktionenAusgelagert.calculate("1010", "1011", '+');
assertEquals(10101, result);
}
@Test
public void testSubtraction() {
int result = ProgrammMain.calculate("1010", "1011", '-');
int result = FunktionenAusgelagert.calculate("1010", "1011", '-');
result++;
if (result <0 || result >0) {
assertTrue(true);
@ -43,7 +43,7 @@ class testProgramm {
}
@Test
public void testMultiplication() {
int result = ProgrammMain.calculate("1010", "1011", '*');
int result = FunktionenAusgelagert.calculate("1010", "1011", '*');
result++;
if (result <0 || result >0) {
assertTrue(true);
@ -51,13 +51,13 @@ class testProgramm {
}
@Test
public void testDivision() {
int result = ProgrammMain.calculate("1010", "1011", '/');
int result = FunktionenAusgelagert.calculate("1010", "1011", '/');
assertEquals(0, result);
}
@Test
public void testInvalidOperation() {
int result = ProgrammMain.calculate("1010", "1011", '%');
int result = FunktionenAusgelagert.calculate("1010", "1011", '%');
assertEquals(0, result);
}

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