ADD file via upload

a1.c

@@ -0,0 +1,21 @@
+#include <stdio.h>
+int main()
+{
+	printf("                              1.Input\n");
+	printf("                              2.Output\n");
+	printf("                              3.Order\n");
+	printf("                              4.Quit\n");
+	char a;
+	scanf("%c",&a);
+	if(a=='i')
+	printf("You are trying to Input info");
+	else if(a=='o')
+	printf("You are trying to Output info");
+	else if(a=='m')
+	printf("You are trying to Make things ordered");
+	else if(a=='q')
+	printf("You are about to Quit");
+	else
+	printf("Wrong input");
+	return 0;
+}