From a090a7a2acc94098e63ec879ee1a6ab5308a93e2 Mon Sep 17 00:00:00 2001
From: suciptofo95159 <suciptofo95159@th-nuernberg.de>
Date: Thu, 3 Apr 2025 22:38:11 +0200
Subject: [PATCH] =?UTF-8?q?funktioniert=20nur=20f=C3=BCr=20positive=20inte?=
 =?UTF-8?q?gers?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 dualwand.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 dualwand.c

diff --git a/dualwand.c b/dualwand.c
new file mode 100644
index 0000000..df66f5b
--- /dev/null
+++ b/dualwand.c
@@ -0,0 +1,33 @@
+#include <stdio.h>
+
+void decBinary(int zahl) {
+    if(zahl == 0){
+        return;
+    }
+    decBinary(zahl/2);
+    printf("%d", zahl % 2);
+
+}
+
+int input() {
+    int eingabe;
+    int ok = 0;
+    char c;
+    printf("Gib eine Zahl ein: ");
+    ok = scanf("%d%c", &eingabe, &c);
+
+    while (ok != 2 || c != '\n') {
+        ok = scanf("%d%c", &eingabe, &c);
+        while ((c = getchar()) != '\n' && c != EOF) {}
+        printf("Ungueltige Eingabe!\n");
+    }
+    return eingabe;
+}
+
+
+int main() {
+    int zahl;
+    zahl = input();
+    decBinary(zahl);
+    return 0;
+}
\ No newline at end of file