Forme patate = new cercle(Integer.parseInt(param[2]),Integer.parseInt(param[3]) ,Integer.parseInt(param[4])); System.out.println("dans le main "+patate.x1); public class cercle extends Forme { int x1; int x2; int x3; public cercle(int x, int y, int z) { x1=x; x2=y; x3=z; System.out.println(""+x1); } }