//腳位設定
int a=2;
int b=4;
int c=14;
int d=12;
int e=13;
int f=5;
int g=18;

void setup() {
  //每個腳位都設為輸出
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
}
//共陽極
void loop() {
 // 0
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,0);
 digitalWrite(f,0);
 digitalWrite(g,1);
 delay(1000);

 //  1
 digitalWrite(a,1);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,1);
 digitalWrite(e,1);
 digitalWrite(f,1);
 digitalWrite(g,1);
 delay(1000);

 //  2
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,1);
 digitalWrite(d,0);
 digitalWrite(e,0);
 digitalWrite(f,1);
 digitalWrite(g,0);
 delay(1000);

 //  3
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,1);
 digitalWrite(f,1);
 digitalWrite(g,0);
 delay(1000);

 //  4
 digitalWrite(a,1);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,1);
 digitalWrite(e,1);
 digitalWrite(f,0);
 digitalWrite(g,0);
 delay(1000);

 //  5
 digitalWrite(a,0);
 digitalWrite(b,1);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,1);
 digitalWrite(f,0);
 digitalWrite(g,0);
 delay(1000);

 //  6
 digitalWrite(a,0);
 digitalWrite(b,1);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,0);
 digitalWrite(f,0);
 digitalWrite(g,0);
 delay(1000);

 //  7
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,1);
 digitalWrite(e,1);
 digitalWrite(f,1);
 digitalWrite(g,1);
 delay(1000);

 //  8
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,0);
 digitalWrite(f,0);
 digitalWrite(g,0);
 delay(1000);

 //  9
 digitalWrite(a,0);
 digitalWrite(b,0);
 digitalWrite(c,0);
 digitalWrite(d,0);
 digitalWrite(e,1);
 digitalWrite(f,0);
 digitalWrite(g,0);
 delay(1000);

}