define

Author: ivanbrennan

prog.13.1.c

@@ -0,0 +1,35 @@
+#include <stdio.h>
+
+#define		YES		1
+#define		NO		0
+
+// Function to determine if an integer is even
+
+int isEven (int number)
+{
+	int answer;
+
+	if ( number % 2 == 0 )
+		answer = YES;
+	else
+		answer = NO;
+
+	return answer;
+}
+
+int main (void)
+{
+	int isEven (int number);
+
+	if ( isEven (17) == YES )
+		printf ("yes  ");
+	else
+		printf ("no  ");
+
+	if ( isEven (20) == YES )
+		printf ("yes\n");
+	else
+		printf ("no\n");
+
+	return 0;
+}