void (String[] args) { A a = new A(); if (a.foo() == 0) { } if (a.foo() == 0) { } if (a.foo() == 0) { //if with two lines System.out.println(0); System.err.print(1); } if (a.foo() == 0) { //if with one line System.out.println(0); } if (a.foo() == 1) { //if with one line System.out.println(1); } if (a.foo() == 0) { //if with one line with else with one line System.out.println(0); } else { System.out.println(1); } if (a.foo() == 0) { //if with one line with else with one line System.out.println(0); } else { System.out.println(1); } if (a.foo() == 0) { //if with one line with else with two lines System.out.println(0); } else { System.out.println(1); System.out.println(1); } while (a.foo() == 0) { //complex while System.out.println(1); System.out.println(1); System.out.println(1); System.out.println(1); } }