chaine_Alg

public class Algo {
    String chaine;
    public Algo(String ch){
        chaine=ch; }
    public void meth(){
        int a = chaine.length();

        for (int i=0; i<a; ++i){
              String c="";
            if(i % 2 == 0){

                 c +=chaine.charAt(i);
                System.out.print(c);
            }

        }
        System.out.println();
        for (int i=0; i<a; ++i){
              String b="";
            if(i % 2 != 0){
                b +=chaine.charAt(i);

            }
            System.out.print(b);

        }
}


}

public class Tes {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
       Algo a= new Algo("ALGORITHME");
       a.meth();

    }

}