제출 #16488

런타임 에러 (RTE)
stderr:
 /tmp/target/Main.js:13
    const arr = lines[0].split("")
                         ^

TypeError: Cannot read properties of undefined (reading 'split')
    at Interface.<anonymous> (/tmp/target/Main.js:13:26)
    at Interface.emit (node:events:529:35)
    at Interface.close (node:internal/readline/interface:534:10)
    at ReadStream.onend (node:internal/readline/interface:260:10)
    at ReadStream.emit (node:events:517:28)
    at endReadableNT (node:internal/streams/readable:1400:12)
    at process.processTicksAndRejections (node:internal/process/task_queues:82:21)

Node.js v18.20.4

1