ex1.bash : res=1457
	time: 0:00.02 real, 0.02 user, 0.00 sys
	context-switch:	5+1, page-faults: 0+152

ex1-c : res=1457
	time: 0:00.00 real, 0.00 user, 0.00 sys
	context-switch:	0+1, page-faults: 0+72

ex2.bash : res=106860
	time: 0:00.09 real, 0.08 user, 0.00 sys
	context-switch:	10+1, page-faults: 0+153

ex2-c : res=106860
	time: 0:00.00 real, 0.00 user, 0.00 sys
	context-switch:	1+1, page-faults: 0+75