format du print

src/Simplex.java

@@ -17,10 +17,9 @@ public class Simplex {
         System.out.println(s + ": ");
         for (int i = 0; i < x; i++) {
             for (int j = 0; j < y; j++) {
-                if (matEcart[i][j] < 0.0)
-                    System.out.printf("%.2f ", matEcart[i][j]);
-                else
-                    System.out.printf(" %.2f ", matEcart[i][j]);
+                System.out.printf(matEcart[i][j] < 0.0 ?
+                        String.format("%.2f ", matEcart[i][j]) :
+                        String.format(" %.2f ", matEcart[i][j]));
             }
             System.out.println();
         }