python3, 31 bytes

Result

AC

Duration

530ms

Code [DL]

print("T"*input().count("tok"))

stdin

kyototokyotokyokyotokyokyototototokyokyototokyokyo

stdout

TTTTT

stderr

strace

12    execve("/bin/sh", ["/bin/sh", "/root/script", "/volume/CODE"], 0x7ffe97c90b48 /* 7 vars */) = 0
13    execve("/bin/cat", ["cat", "-"], 0x7f512e7cb238 /* 7 vars */ <unfinished ...>
14    execve("/usr/bin/python3", ["/usr/bin/python3", "/volume/CODE"], 0x7f512e7cb250 /* 7 vars */ <unfinished ...>
13    <... execve resumed>)             = 0
14    <... execve resumed>)             = 0
13    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
14    +++ exited with 0 +++
12    --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=1, si_stime=0} ---
12    +++ exited with 0 +++