Good morning, can anyone help me I'm doing a project for school and I can't solve this problem I really appreciate whoever can help me Thanks

1 
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Servo.h>
Adafruit_SSD1306 display = Adafruit_SSD1306 ();
const int tringPinMe = 48;
const int echoPinMe = 49;
const int tringPinMs = 50;
const int echoPinMs = 51;
const int tringPin1 = 24;
const int echoPin1 = 25;
const int tringPin2 =26;
const int echoPin2 = 27;
const int tringPin3 = 28;
const int echoPin3 = 29;
long durationMe;  
int distanceMe;
long durationMs;
int distanceMs;
String 11 = "";
String 12 = "";
String 13 = "";
const int pinoServo = 5;
int pos=130;
Servo s;
void setup() {
    wire.begin ();
    display.begin (SSD1306_SWITCHCAPVCC, 0x3C);
    display.setTextColor(WHITE);
    display.setTextSize(1);
    display.clearDisplay();
    pinMode(tringPinMe, OUTPUT);
    pinMode(echoPinMe, INPUT);
    pinMode(tringPinMs, OUTPUT);
    pinMode(echoPinMs, INPUT);
    pinMode(tringPin1, OUTPUT);
    pinMode(echoPin1, INPUT);
    pinMode(tringPin2, OUTPUT);
    pinMode(echoPin2, INPUT);
    pinMode(tringPin3, OUTPUT);
    pinMode(echoPin3, INPUT);
    Serial.begin (9600);
    a.attach(pinoServo);
    a,write(80);
}
void loop()
{
    display.print ("Lugar 1:"+(11));
    display.display();
    display.setCursor(0,10);
    display.print("Lugar 3:"+(13));
    display.display();

    display.setCursor(0,20);
    display.clearDisplay();
    digitalWrite(tringPinMe, LOW);
    delayMicroseconds(2);
    digitalWrite(tringPinMe, HIGH);
    delayWrite(tringPinMe, LOW);
    durationMe = pulseIn(echoPinMe, HIGH);
    distanceMe= durationMe*0.034/2;
    if(distanceMe<=5) {
        s.write(0);
    }
    else
    {
        delay(2000);
        s.write(80);
    }
    digitalWrite(tringPinMs, LOW);
    delayMicroseconds(2);
    digitalWrite(tringPinMs, HIGH);
    delayMicroseconds(10);
    digitalWrite(tringPinMs; LOW);
    durationMs = pulseIn(echoPinMs, HIGH);
    distanceMs= durationMs*0.034/2;
    
    if(distanceMs <=5) {
        s.write(0);
    }
        else
    {
        delay(3000);
        s.write(80);
    }
     11=testarOcupado(int tringPin1, echoPin1);
     12=testarOcupado(int tringPin2, echoPin2);
     13=testarOcupado(int tringPin3, echoPin3);
    }
    String testarOcupado(int tringPin, int echoPin){
        long duration;
        int distance;
        digitalWrite(tringPin, LOW);
        delayMicroseconds(5);
        digitalWrite(tringPin, HIGH);
        delayMicroseconds(10);
        digitalWrite(tringPin, LOW);
        duration = pulseIn(echoPin, HIGH);
        distance= duration*0.034/2;
        Serial.print("Distance: ");
        Serial.println(distance);
        if(distance>8) {
            return "Livre";
        }
    else {
        return "Ocupado";
    }
}
2

No int (or any type in just that form) before the parameters. If you needed a cast you would write (int) tringPin.

Also, please declare what this problem is. Compilation failure? Does not work at runtime? What is the error message, what have you tried to solve this?