FiltraConsecutivi.java

/* *****************************************************************************
 *  Name:              maxpigreco
 ******************************************************************************* */

public class FiltraConsecutivi {
    public static void main(String[] args) {

        // Caso senza input
        if (StdIn.isEmpty()) {
            StdOut.println("Nessun valore inserito");
            return;
        }

        int x = StdIn.readInt();
        String filter = Integer.toString(x);

        while (!StdIn.isEmpty()) {
            int y = StdIn.readInt();
            if (y != x) {
                filter += " " + Integer.toString(y);
                x = y;
            }
        }
        StdOut.print(filter);
    }
}


/*
    input: 1 2 2 1 5 1 1 7 7 7 7 1 1 1 1 1 1 1 1 1 CTRL+D (one per line)
    output: 1 2 1 5 1 7 1
*/