From dbe7ecfd43e29a5dbd617131d83580cf012e2c2d Mon Sep 17 00:00:00 2001
From: Daniel <zwanzigda85419@th-nuernberg.de>
Date: Thu, 5 Jun 2025 18:05:06 +0200
Subject: [PATCH] 26

---
 zahlsys.c | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 zahlsys.c

diff --git a/zahlsys.c b/zahlsys.c
new file mode 100644
index 0000000..b468409
--- /dev/null
+++ b/zahlsys.c
@@ -0,0 +1,64 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+void ausgabeBinaer(int wert) {
+    for (int i = 31; i >= 0; i--) {
+        int bit = (wert >> i) & 1;
+        printf("%d", bit);
+
+        if (i % 8 == 0 && i != 0)
+            printf(" ");
+    }
+    printf("\n");
+}
+
+int main()
+{
+    char eingabe[100] = {"--bo 127 --h"};
+
+    char *pptr, *nptr;
+    int wert;
+    bool b = false, o = false, h = false;
+    do{
+        if(strchr(eingabe, ' ') == NULL)
+            break;
+        nptr = strchr(eingabe, ' ') + 1;
+        pptr = strtok(eingabe, " ");
+        if(pptr[0] == '-' && pptr[1])
+            for (int i = 0; pptr[i]; ++i) {
+                switch (pptr[i]) {
+                    case 'b':
+                        b = true;
+                        break;
+                    case 'o':
+                        o = true;
+                        break;
+                    case 'h':
+                        h = true;
+                        break;
+                }
+            }
+        else if(pptr[0] >= '0' && pptr[0] <= '9')
+            wert = atoi(pptr);
+        strcpy(eingabe, nptr);
+    } while (nptr != NULL);
+
+    printf("Dezimal: %d\n", wert);
+    if(b){
+        printf("Dual: ");
+        ausgabeBinaer(wert);
+    }
+    if(o)
+        printf("Oktal: %o\n", wert);
+    if(h)
+        printf("Hexadezimal: %x\n", wert);
+    if(b == 0 && o == 0 && h == 0){
+        printf("Dual: ");
+        ausgabeBinaer(wert);
+        printf("Oktal: %o\n", wert);
+        printf("Hexadezimal: %x\n", wert);
+    }
+
+}
\ No newline at end of file