CODE EXAMPLE FOR JAVA

queue in java

//this a basic one 
public class prosses {
    int [] s;
    int quu;
    int tu;
  
    prosses () {//constructor
        s = new int[20];
        quu = -1;
        tu = 0;
    }
  
    void enqueue (int d) {//for input and prosses
        if (quu >= 19) {
            System.out.println("stack is full");
        } else {
            s[++quu] = d;

        }
    }
  
    int dequeue(){//to send the output
        if(quu<0 && quu>19 && tu<0 && tu>19) {
            System.out.println("not possible");
            return 'n';
        }

        return s[tu++];
    }
}