const int trig1 =15;
const int echo1 =2;

const int trig2 =5;
const int echo2 =18;

float duraction2,distance2,duraction1,distance1;

void setup() {
  // put your setup code here, to run once:
    pinMode(trig1,OUTPUT);
      pinMode(echo1,INPUT);
        pinMode(trig2,OUTPUT);
          pinMode(echo2,INPUT);

            Serial.begin(115200);
              Serial.println("Ultrasonic");
              }

              void loop() 

              {
                digitalWrite(trig1, LOW);
                  delayMicroseconds(2);

                    digitalWrite(trig1, HIGH);
                      delayMicroseconds(10);
                        digitalWrite(trig1, LOW);

                          duraction1 = pulseIn(echo1,HIGH);
                            distance1 = duraction1* 0.034/2;

                              digitalWrite(trig2, LOW);
                                delayMicroseconds(2);

                                  digitalWrite(trig2, HIGH);
                                    delayMicroseconds(10);
                                      digitalWrite(trig2, LOW);

                                        duraction2 = pulseIn(echo2,HIGH);
                                          distance2 = duraction2* 0.034/2;

                                            Serial.print("Distance1: ");
                                              Serial.print(distance1);
                                                Serial.print("cm, Distance2: ");
                                                  Serial.print(distance2);
                                                    Serial.println("cm");
                                                      delay(500);

                                                        
                                                        }