update

src/Main.java

@@ -80,7 +80,7 @@ public class Main {
                 spx.tabAux();
             else
                 spx.pivot(0);
-
+            spx.printSimplex("pivot");
             sc.close();
         } catch (FileNotFoundException e) {
             throw new RuntimeException(e);

src/Simplex.java

@@ -18,9 +18,9 @@ public class Simplex {
         for (int i = 0; i < x; i++) {
             for (int j = 0; j < y; j++) {
                 if (matEcart[i][j] < 0.0)
-                    System.out.print(matEcart[i][j] + " ");
+                    System.out.printf("%.2f ", matEcart[i][j]);
                 else
-                    System.out.print(" " + matEcart[i][j] + " ");
+                    System.out.printf(" %.2f ", matEcart[i][j]);
             }
             System.out.println();
         }
@@ -82,7 +82,6 @@ public class Simplex {
                 }
             }
         }
-        printSimplex("pivot");
         for (int j = 0; j < this.y; j++)
             if (!signe(this.matEcart[x - 1][j])) {
                 has_neg = true;