led odd and even

+#include <wiringPi.h>
+
+#define LED_ON 1
+#define LED_OFF 0
+
+const int Led[16] = {
+4, 17, 18, 27, 22, 23, 24, 25,
+6, 12, 13, 16, 19, 20, 26, 21
+};
+
+void LEDControl(int n)
+{
+	int i;
+	for(i=0; i<16; i++)
+	{
+		if(i == n)
+			digitalWrite(Led[i], LED_ON);
+		else
+			digitalWrite(Led[i], LED_OFF);
+	}
+}
+
+int main(void)
+{
+	int i;
+	if(wiringPiSetupGpio() == -1)
+		return 1;
+	for (i=0; i<16; i++)
+	{
+		pinMode(Led[i], OUTPUT);
+		digitalWrite(Led[i], LED_OFF);
+	}
+	while(1)
+	{
+		for(i=0; i<16; i+=2)
+		{
+			LEDControl(i);
+			delay(500);
+		}
+		for(i=1; i<16; i+=2)
+		{	
+			LEDControl(i);
+			delay(500);
+		}	
+	}	
+	return 0;
+}