Result

WA

Duration

588ms

Code [DL]

int main(int i){while(i++<26)printf("%d",getchar()>'a'?0:1);}

stdin

abcdeFghijklmnopqrstuvwxYz

stdout

1000010000000000000000001

stderr

/tmp/code.c:1:5: warning: 'main' takes only zero or two arguments [-Wmain]
    1 | int main(int i){while(i++<26)printf("%d",getchar()>'a'?0:1);}
      |     ^~~~
/tmp/code.c: In function 'main':
/tmp/code.c:1:30: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    1 | int main(int i){while(i++<26)printf("%d",getchar()>'a'?0:1);}
      |                              ^~~~~~
/tmp/code.c:1:30: warning: incompatible implicit declaration of built-in function 'printf'
/tmp/code.c:1:1: note: include '<stdio.h>' or provide a declaration of 'printf'
  +++ |+#include <stdio.h>
    1 | int main(int i){while(i++<26)printf("%d",getchar()>'a'?0:1);}
/tmp/code.c:1:42: warning: implicit declaration of function 'getchar' [-Wimplicit-function-declaration]
    1 | int main(int i){while(i++<26)printf("%d",getchar()>'a'?0:1);}
      |                                          ^~~~~~~
/tmp/code.c:1:42: note: 'getchar' is defined in header '<stdio.h>'; did you forget to '#include <stdio.h>'?

strace

13    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE.c"], 0x7ffdd5da27f8 /* 7 vars */) = 0
14    execve("/usr/bin/realpath", ["realpath", "/volume/CODE.c"], 0x7fc9949a6220 /* 7 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=0, si_stime=0} ---
15    execve("/bin/ln", ["ln", "-sf", "/volume/CODE.c", "/tmp/code.c"], 0x7fc9949a6240 /* 7 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/bin/gcc", ["gcc", "-Wall", "-O2", "-std=c99", "/tmp/code.c", "-o", "/tmp/code", "-lm"], 0x7fc9949a6418 /* 7 vars */) = 0
17    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/10.2.1/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/ccdnLPjn.s"], 0x515f40 /* 10 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=2, si_stime=0} ---
18    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/10.2.1/../../../../x86_64-alpine-linux-musl/bin/as", ["/usr/lib/gcc/x86_64-alpine-linux"..., "--64", "-o", "/tmp/ccmJikkn.o", "/tmp/ccdnLPjn.s"], 0x515f40 /* 10 vars */) = 0
18    +++ exited with 0 +++
16    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
19    execve("/usr/libexec/gcc/x86_64-alpine-linux-musl/10.2.1/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", ...], 0x7f425d8ece10 /* 12 vars */) = 0
20    execve("/usr/lib/gcc/x86_64-alpine-linux-musl/10.2.1/../../../../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", ...], 0x7ffddbb7b8c0 /* 12 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 +++
16    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
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} ---
22    execve("/tmp/code", ["/tmp/code"], 0x7fc9949a61f0 /* 7 vars */ <unfinished ...>
21    execve("/bin/cat", ["cat", "-"], 0x7fc9949a6208 /* 7 vars */ <unfinished ...>
22    <... execve resumed>)             = 0
21    <... execve resumed>)             = 0
21    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
22    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
23    execve("/bin/rm", ["rm", "/tmp/code.c", "/tmp/code"], 0x7fc9949a61f0 /* 7 vars */) = 0
23    +++ exited with 0 +++
13    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
13    +++ exited with 0 +++