pjur c

gcc -ansi -pedantic -Wall -W -Wconversion -Wshadow -Wcast-qual -Wwrite-strings

i na deser:
valgrind --leak-check=yes ./progs < data.in
ew.
valgrind --log-file=out --leak-check=yes ./progs < data.in

przy zbyt dużym outpucie.