Find the greatest of three numbers

public class ebBul {
    public static void main(String[] args) {
        int a,b,c;
        int s1 = 0,s2 = 0,s3 = 0;
        Scanner k = new Scanner(System.in);
        a = k.nextInt();
        b = k.nextInt();
        c = k.nextInt();      
        
     
        
        if(a>=b && a>=c) {
            s1=a;
            if(b>c) {
                s2=b;
                s3=c;
            }
            else{
                s2=c;
                s3=b;
            }
            
        }
        if(b>=a && b>=c){
            s1=b;
            if(a>c) {
                s2=a;
                s3=c;
            }
            else{
                s2=c;
                s3=a;
            }
            
        }
        else {
            s1=c;
            if(a>b) {
                s2=a;
                s3=b;
            }
            else{
                s2=b;
                s3=a;
            }
            
        }
        System.out.println("1. sayı: "+s1+"\n2. sayı: "+s2+"\n3. sayı: "+s3);
    }
}