입력받은 값을 그대로 출력하라.
Bash
bash
while :; do
read str
if [ "$str" == "" ]; then
break
fi
echo "$str"
done
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따옴표로 묶지 않으면 출력 형식이 잘못되었다고 뜬다.
Node.js
javascript
const [...arr] = require("fs").readFileSync(0).toString().trim().split("\n");
console.log(arr.join("\n"));
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Python3
python
try:
while 1: print(input())
except: pass
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Ruby
ruby
begin
while 1
puts gets.chomp
end
rescue
nil
end
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