1 javac *.java
# Java1.7 error:
#  0 grep "no suitable method found for newSem(double)" Compiler.out > /dev/null 2>&1
# Java1.8 error: incompatible types: possible lossy conversion from double to int
# a bit more general
0 grep "main.java:10: error:" Compiler.out > /dev/null 2>&1
0 rm -f *.class *.out
