[farroyo@os userprog]$ ./nachos -x ../test/pingPong
Hola 1
Hola 2
Hola 1
Hola 2
Hola 1
Hola 2
Hola 1
Hola 2
Hola 1
Hola 2
Fin de
Main  
Fin de
No threads ready or runnable, and no pending interrupts.
Assuming the program completed.
Machine halting!

Ticks: total 1766, idle 0, system 1410, user 356
Disk I/O: reads 0, writes 0
Console I/O: reads 0, writes 13
Paging: faults 0
Network I/O: packets received 0, sent 0

Cleaning up...