Idők: C++ (GCC 4.4.6) / 19 sec / 1x Java (OpenJDK 1.7.0) / 19 sec / 1x Pypy (2.7.2 / 1.9.0) / 81 sec / 4.2x Ruby (1.9.3) / 306 sec / 16.1x Python (3.2.3) / 583 sec / 30.6x Python (2.6.6) / 791 sec / 41.6x