Result

INVALID

Duration

1954ms

Code [DL]

main(){system("awk '$0=$2-$3?$3:$5' FS=");}

stdin

268 667
571 882
377 579
292 499
176 295
725 583
562 662
634 428
525 443
496 662
628 231
336 366
298 893
211 779
375 756
458 288
931 247
633 758
171 937
833 479
988 871
977 477
833 337
448 884
968 587
162 699
539 132
599 543
199 884
799 997
371 172
766 658

stdout

8
1
5
2
6
5
2
4
5
6
8
6
8
7
5
8
1
7
1
4
8
4
3
8
8
2
9
5
8
9
1
6

stderr

/tmp/code.c:1:1: warning: return type defaults to 'int' [-Wimplicit-int]
    1 | main(){system("awk '$0=$2-$3?$3:$5' FS=");}
      | ^~~~
/tmp/code.c: In function 'main':
/tmp/code.c:1:8: warning: implicit declaration of function 'system' [-Wimplicit-function-declaration]
    1 | main(){system("awk '$0=$2-$3?$3:$5' FS=");}
      |        ^~~~~~

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE.c"], 0x7ffefdbf21d0 /* 7 vars */) = 0
11    execve("/usr/bin/realpath", ["realpath", "/volume/CODE.c"], 0x5607f1d03d20 /* 7 vars */) = 0
11    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
12    execve("/bin/ln", ["ln", "-sf", "/volume/CODE.c", "/tmp/code.c"], 0x5607f1d03d40 /* 7 vars */) = 0
12    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    execve("/usr/bin/gcc", ["gcc", "-Wall", "-O2", "-std=c99", "/tmp/code.c", "-o", "/tmp/code", "-lm"], 0x5607f21ae0d8 /* 7 vars */) = 0
14    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/9.3.0/cc1", ["/usr/libexec/gcc/x86_64-alpine-l"..., "-quiet", "/tmp/code.c", "-quiet", "-dumpbase", "code.c", "-mtune=generic", "-march=x86-64", "-auxbase", "code", "-O2", "-Wall", "-std=c99", "-o", "/tmp/ccKGoJMC.s"], 0x17c1020 /* 10 vars */) = 0
14    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=1, si_stime=1} ---
15    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/9.3.0/../../../../x86_64-alpine-linux-musl/bin/as", ["/usr/lib/gcc/x86_64-alpine-linux"..., "--64", "-o", "/tmp/ccaLfEmk.o", "/tmp/ccKGoJMC.s"], 0x17c1020 /* 10 vars */) = 0
15    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
16    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/9.3.0/collect2", ["/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin", "/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin-opt=/usr/libexec/gcc/x86"..., "-plugin-opt=-fresolution=/tmp/cc"..., "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "-plugin-opt=-pass-through=-lc", "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "--eh-frame-hdr", "--hash-style=gnu", "-m", "elf_x86_64", "--as-needed", "-dynamic-linker", "/lib/ld-musl-x86_64.so.1", "-pie", "-z", "relro", "-z", "now", "-o", "/tmp/code", "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/lib/../lib", "-L/usr/lib/../lib", ...], 0x17c1020 /* 12 vars */) = 0
17    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/9.3.0/../../../../x86_64-alpine-linux-musl/bin/ld", ["/usr/lib/gcc/x86_64-alpine-linux"..., "-plugin", "/usr/libexec/gcc/x86_64-alpine-l"..., "-plugin-opt=/usr/libexec/gcc/x86"..., "-plugin-opt=-fresolution=/tmp/cc"..., "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "-plugin-opt=-pass-through=-lc", "-plugin-opt=-pass-through=-lgcc", "-plugin-opt=-pass-through=-lgcc_"..., "--eh-frame-hdr", "--hash-style=gnu", "-m", "elf_x86_64", "--as-needed", "-dynamic-linker", "/lib/ld-musl-x86_64.so.1", "-pie", "-z", "relro", "-z", "now", "-o", "/tmp/code", "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "/usr/lib/gcc/x86_64-alpine-linux"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/usr/lib/gcc/x86_64-alpine-lin"..., "-L/lib/../lib", "-L/usr/lib/../lib", ...], 0x7ffe9acb2550 /* 12 vars */) = 0
17    +++ exited with 0 +++
16    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=1, si_stime=1} ---
16    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
19    execve("/tmp/code", ["/tmp/code"], 0x5607f1d03cf0 /* 7 vars */) = 0
18    execve("/bin/cat", ["cat", "-"], 0x5607f1d03d08 /* 7 vars */) = 0
18    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
20    execve("/bin/sh", ["sh", "-c", "awk '$0=$2-$3?$3:$5' FS="], 0x7ffdd57d5598 /* 7 vars */) = 0
20    execve("/usr/bin/awk", ["awk", "$0=$2-$3?$3:$5", "FS="], 0x55a3df92cd10 /* 7 vars */) = 0
20    +++ exited with 0 +++
19    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
19    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
21    execve("/bin/rm", ["rm", "/tmp/code.c", "/tmp/code"], 0x5607f1d03cf0 /* 7 vars */) = 0
21    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++