a.out : \
 /usr/lib/x86_64-linux-gnu/crt1.o \
 /usr/lib/x86_64-linux-gnu/crti.o \
 1.c \
 /usr/include/stdio.h \
 /usr/include/features.h \
 /usr/include/stdc-predef.h \
 /usr/include/x86_64-linux-gnu/sys/cdefs.h \
 /usr/include/x86_64-linux-gnu/bits/wordsize.h \
 /usr/include/x86_64-linux-gnu/gnu/stubs.h \
 /usr/lib/x86_64-linux-gnu/../tcc/include/stddef.h \
 /usr/include/x86_64-linux-gnu/bits/types.h \
 /usr/include/x86_64-linux-gnu/bits/wordsize.h \
 /usr/include/x86_64-linux-gnu/bits/typesizes.h \
 /usr/include/libio.h \
 /usr/include/_G_config.h \
 /usr/include/wchar.h \
 /usr/lib/x86_64-linux-gnu/../tcc/include/stdarg.h \
 /usr/include/x86_64-linux-gnu/bits/stdio_lim.h \
 /usr/include/x86_64-linux-gnu/bits/sys_errlist.h \
 /usr/include/stdlib.h \
 /usr/include/x86_64-linux-gnu/bits/waitflags.h \
 /usr/include/x86_64-linux-gnu/bits/waitstatus.h \
 /usr/include/endian.h \
 /usr/include/x86_64-linux-gnu/bits/endian.h \
 /usr/include/x86_64-linux-gnu/bits/byteswap.h \
 /usr/include/x86_64-linux-gnu/bits/wordsize.h \
 /usr/include/x86_64-linux-gnu/bits/byteswap-16.h \
 /usr/include/x86_64-linux-gnu/sys/types.h \
 /usr/include/time.h \
 /usr/include/x86_64-linux-gnu/sys/select.h \
 /usr/include/x86_64-linux-gnu/bits/select.h \
 /usr/include/x86_64-linux-gnu/bits/wordsize.h \
 /usr/include/x86_64-linux-gnu/bits/sigset.h \
 /usr/include/time.h \
 /usr/include/x86_64-linux-gnu/bits/time.h \
 /usr/include/x86_64-linux-gnu/sys/sysmacros.h \
 /usr/include/x86_64-linux-gnu/bits/pthreadtypes.h \
 /usr/include/x86_64-linux-gnu/bits/wordsize.h \
 /usr/include/alloca.h \
 /usr/include/x86_64-linux-gnu/bits/stdlib-float.h \
 /usr/lib/x86_64-linux-gnu/libc.so \
 /lib/x86_64-linux-gnu/libc.so.6 \
 /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 \
 /usr/lib/x86_64-linux-gnu/libc_nonshared.a \
 /lib/x86_64-linux-gnu/libc.so.6 \
 /usr/lib/x86_64-linux-gnu/libc_nonshared.a \
 /usr/lib/x86_64-linux-gnu/../tcc/libtcc1.a \
 /usr/lib/x86_64-linux-gnu/crtn.o \