diff --git a/A13/archiv/1.+Congratulations+in+C.c.bak b/A13/archiv/1.+Congratulations+in+C.c.bak
new file mode 100644
index 0000000..3585e4c
--- /dev/null
+++ b/A13/archiv/1.+Congratulations+in+C.c.bak
@@ -0,0 +1,16 @@
+//Made by Vlad. Budnitski.
+//AlphaTech - Programming Course.
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int main()
+{
+    int grade;
+    scanf("%d", &grade);
+    if (grade >= 60)
+        printf("Congratulations! \n");
+    else
+        printf("Failed.. Try again \n");
+    return 0;
+}
diff --git a/A13/archiv/2.+Finding+Maximum+between+2+numbers.c b/A13/archiv/2.+Finding+Maximum+between+2+numbers.c
new file mode 100644
index 0000000..85a5e7e
--- /dev/null
+++ b/A13/archiv/2.+Finding+Maximum+between+2+numbers.c
@@ -0,0 +1,17 @@
+//Made by Vlad. Budnitski.
+//AlphaTech - Programming Course.
+
+#include <stdio.h>
+#include <stdlib.h>
+int main()
+{
+	int num1, num2;
+	printf("Enter two numbers:\n");
+	scanf("%d", &num1);
+	scanf("%d", &num2);
+	if (num1 > num2)
+		printf("max = %d\n", num1);
+	else
+		printf("max %d\n", num2);
+	return 0;
+}
\ No newline at end of file
diff --git a/A13/archiv/congrat.c.bak b/A13/archiv/congrat.c.bak
new file mode 100644
index 0000000..a09dfcc
--- /dev/null
+++ b/A13/archiv/congrat.c.bak
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main()
+{
+    int grade;
+
+    printf("\nBitte geben Sie einen Wert ein: ");
+    scanf("%d", &grade);
+    printf("\n");
+
+    if (grade >= 60)
+    {
+        printf("Congratulations!\n");
+    }
+    else
+    {
+        printf("Sorry, you have failed .. Try again.\n");
+    }
+    printf("\n");
+
+    return 0;
+}
\ No newline at end of file