From 194336693c5862d754e9254cbc0d20ccdf1254a5 Mon Sep 17 00:00:00 2001
From: Luca Conte <main@lugico.de>
Date: Thu, 15 Dec 2022 17:37:42 +0100
Subject: [PATCH] u29

---
 uebungen/u29/Pascal.class | Bin 0 -> 1512 bytes
 uebungen/u29/Pascal.java  |  48 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 uebungen/u29/Pascal.class
 create mode 100644 uebungen/u29/Pascal.java

diff --git a/uebungen/u29/Pascal.class b/uebungen/u29/Pascal.class
new file mode 100644
index 0000000000000000000000000000000000000000..0736e8019e473bb201803f9fa4a6fa4213dd35ad
GIT binary patch
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diff --git a/uebungen/u29/Pascal.java b/uebungen/u29/Pascal.java
new file mode 100644
index 0000000..dc510cd
--- /dev/null
+++ b/uebungen/u29/Pascal.java
@@ -0,0 +1,48 @@
+import java.util.*;
+/**
+ * Klasse zum generieren eines Pasclschen Dreiecks
+ */
+public class Pascal {
+    public static void main(String[] args) {
+        Scanner console = new Scanner(System.in);
+        
+        System.out.print("Wieviele Zeilen? ");
+        int numlines = console.nextInt();
+
+        printPascal(numlines);
+    }
+
+    /**
+     * Gibt ein Paskalsches Dreieck mit numlines Zeilen
+     * auf der Konsole aus
+     */
+    public static void printPascal(int numlines){
+        if (numlines <= 0) return;
+        int[][] pascal = new int[numlines][];
+        pascal[0] = new int[1];
+        pascal[0][0] = 1;
+
+        for (int i = 1; i < numlines; i++) {
+            pascal[i] = new int[i + 1];
+            pascal[i][0] = 1;
+            pascal[i][i] = 1;
+            for (int j = 1; j < i; j++) {
+                pascal[i][j] = pascal[i - 1][j - 1] + pascal[i - 1][j];
+            }
+        }
+
+        print2dArray(pascal);
+    }
+
+    public static void print2dArray(int[][] arr) {
+        for (int i = 0; i < arr.length; i++) {
+            if (arr[i].length > 0) {
+                System.out.print(arr[i][0]);
+            }
+            for (int j = 1; j < arr[i].length; j++) {
+                System.out.print(" " + arr[i][j]);
+            }
+            System.out.println();
+        }
+    }
+}