ref: 817969067019a4d9c90846c54f2cc19abc05e6af
dir: /cex/
#!/bin/awk -f
function q(){
o = 1 + int(rand() * 10 % 4)
a = 1 + int(rand() * (o==4 ? 1000 : 100))
b = 1 + int(rand() * 100)
r = o==1 ? a + b\
: o==2 ? a - b\
: o==3 ? a * b\
: a / b # equality works... sometimes? rounding errors?
print a, op[o], b
}
BEGIN{
op[1] = "+"
op[2] = "-"
op[3] = "*"
op[4] = "/"
srand()
q()
}
{
if($1 != r){
print "NEIN NEIN NEIN! " r
system("theo")
}
q()
}