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34 changes: 32 additions & 2 deletions Exercise.java
Original file line number Diff line number Diff line change
@@ -1,6 +1,36 @@
public class Exercise {
import java.util.Scanner;

public class Exercise {
public static void main(String[] args) {
// implement exercise here
Scanner scanner = new Scanner(System.in);
int k;
float p;
int n;

boolean loop;
do {
System.out.print("Gib bitte das Startkapital ein (in Euro): ");
k = scanner.nextInt();

System.out.print("Gib bitte den Prozentsatz ein: ");
p = scanner.nextFloat();

System.out.print("Gib bitte die Anzahl Jahre ein: ");
n = scanner.nextInt();

System.out.println(
"Ergebnis: Das Endkapital betraegt " + (int) calculateInterest(k, p, n) + " Euro");

System.out.print("Willst Du eine weitere Zinsrechnung durchfuehren (true, false)?: ");
loop = scanner.nextBoolean();
} while (loop);
scanner.close();
}

static double calculateInterest(int k, float p, int n) {
if (n == 0) {
return k;
}
return calculateInterest(k, p, n - 1) * (1 + p / 100);
}
}