Red 0.56" 7 Segment Common Cathode (CC) 5611AH

RED 0.56" 7 Segment Common Cathode (CC)
http://www.instructables.com/id/How-to-use-a-Seven-Segment-Display-Arduino-Tutoria/

Program:

int a[10][10]={{'{{'}}0,0,0,1,1,1,1,1,1,0},
{0,0,0,0,1,1,0,0,0,0},
{0,0,0,1,1,0,1,1,0,1},
{0,0,0,1,1,1,1,0,0,1},
{0,0,0,0,1,1,0,0,1,1},
{0,0,0,1,0,1,1,0,1,1},
{0,0,0,1,0,1,1,1,1,1},
{0,0,0,1,1,1,0,0,0,0},
{0,0,0,1,1,1,1,1,1,1},
{0,0,0,1,1,1,1,0,1,1}};
void setup(){
for (int i=3;i<=9;i++) {
pinMode(i,OUTPUT);
}
}
void printf(int v){
for (int i=3;i<=9;i++){
digitalWrite (i, a [v] [i]);
}
}
void loop(){
for (int i=0;i<=9;i++){
printf(i);
delay(400);
}
}