adding a hello file

5.c

@@ -0,0 +1,16 @@
+#include <stdio.h>
+int main()
+{
+   int day_of_month;
+   printf("enter the date(1-30) :");
+   scanf("%d",&day_of_month);
+
+   switch(day_of_month)
+     case 1: printf("the day is tuesday\n");
+          break
+     case 2: printf("the day is wednesday\n");
+     case 3: printf("the day is thursday\n");
+          break
+     case 4: printf("the day is friday\n");
+
+    return 0;}