refactor various files

S1/GdCP/uebung/sms.c

@@ -0,0 +1,22 @@
+#include<stdio.h>
+#include<ctype.h>
+#include<string.h>
+
+int main() {
+  char s[161], m1[161], m2[161];
+  int c1 = 0, c2 = 0;
+
+  fgets(s, sizeof(s), stdin);
+
+  for (int i = 0; i < strlen(s); i++) {
+    if (isalpha(s[i])) {
+      if (isupper(s[i])) {
+        m1[c1++] = s[i];
+      } else m2[c2++] = s[i];
+    }
+
+  }
+  printf("Nachricht an Toni: %s\n", m1);
+  printf("Nachricht an Tomke: %s\n", m2);
+
+}