Result

AC

Duration

1848ms

Code [DL]

l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}

stdin

766 162
552 526
119 545
533 949
494 443
695 554
433 736
441 771
966 658
696 561
869 664
164 464
959 564
161 719
626 981
485 855
466 663
611 845
933 335
596 877
246 689
242 941
788 665
166 615
577 665
637 388
114 778
713 717
911 781
438 338
632 239
713 348

stdout

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

stderr

/tmp/code.c:1:1: warning: data definition has no type or storage class
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
      | ^
/tmp/code.c:1:1: warning: type defaults to 'int' in declaration of 'l' [-Wimplicit-int]
/tmp/code.c:1:3: warning: type defaults to 'int' in declaration of 'r' [-Wimplicit-int]
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
      |   ^
/tmp/code.c:1:5: warning: return type defaults to 'int' [-Wimplicit-int]
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
      |     ^~~~
/tmp/code.c: In function 'main':
/tmp/code.c:1:18: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
      |                  ^~~~~
/tmp/code.c:1:18: warning: incompatible implicit declaration of built-in function 'scanf'
/tmp/code.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
/tmp/code.c:1:40: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
    1 | l,r;main(){for(;~scanf("%d%d",&l,&r);){printf("%d\n",r%111==0||l%100%11?r/100:l%10);}}
      |                                        ^~~~~~
/tmp/code.c:1:40: warning: incompatible implicit declaration of built-in function 'printf'
/tmp/code.c:1:40: note: include '<stdio.h>' or provide a declaration of 'printf'

strace

10    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE.c"], 0x7fff1b35d410 /* 7 vars */) = 0
11    execve("/usr/bin/realpath", ["realpath", "/volume/CODE.c"], 0x5637d45b9d20 /* 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"], 0x5637d45b9d40 /* 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"], 0x5637d5eea0d8 /* 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/ccCPeMIc.s"], 0x1054020 /* 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=2, 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/ccbcIFpf.o", "/tmp/ccCPeMIc.s"], 0x1054020 /* 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", ...], 0x1054020 /* 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", ...], 0x7fff933da300 /* 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=0, si_stime=2} ---
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} ---
18    execve("/bin/cat", ["cat", "-"], 0x5637d45b9d08 /* 7 vars */ <unfinished ...>
19    execve("/tmp/code", ["/tmp/code"], 0x5637d45b9cf0 /* 7 vars */ <unfinished ...>
18    <... execve resumed>)             = 0
19    <... execve resumed>)             = 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} ---
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} ---
20    execve("/bin/rm", ["rm", "/tmp/code.c", "/tmp/code"], 0x5637d45b9cf0 /* 7 vars */) = 0
20    +++ exited with 0 +++
10    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
10    +++ exited with 0 +++