remove c-array usage
remove c-array usage

sarvex/factor-lang,bjourne/factor,AlexIljin/factor,AlexIljin/factor,bpollack/factor,factor/factor,bpollack/factor,dch/factor,bjourne/factor,mrjbq7/factor,slavapestov/factor,factor/factor,tgunr/factor,factor/factor,sarvex/factor-lang,AlexIljin/factor,bpollack/factor,sarvex/factor-lang,tgunr/factor,factor/factor,slavapestov/factor,sarvex/factor-lang,dch/factor,bjourne/factor,tgunr/factor,AlexIljin/factor,AlexIljin/factor,mrjbq7/factor,nicolas-p/factor,dch/factor,mrjbq7/factor,sarvex/factor-lang,bpollack/factor,tgunr/factor,nicolas-p/factor,slavapestov/factor,factor/factor,bjourne/factor,mrjbq7/factor,slavapestov/factor,sarvex/factor-lang,mrjbq7/factor,dch/factor,factor/factor,dch/factor,nicolas-p/factor,dch/factor,nicolas-p/factor,nicolas-p/factor,bjourne/factor,slavapestov/factor,bjourne/factor,tgunr/factor,AlexIljin/factor,sarvex/factor-lang,bpollack/factor,AlexIljin/factor,bpollack/factor,nicolas-p/factor,slavapestov/factor,bjourne/factor,bpollack/factor,tgunr/factor,nicolas-p/factor,slavapestov/factor,mrjbq7/factor