< input/tst20
< input/tst56
< input/tst65
< input/test30
< input/test66
<  input/test37.inc
<  input/test104.inc
<  input/test121.inc
<  input/test302.inc
<  input/test332.inc
< input/tst2question.mat
< input/tst2E.mat
< input/new25
< input/ntest21
< input/ntest50
< input/ntest51
< input/bnew11
< input/12new2
