https://www.acmicpc.net/problem/2579과 같이 각각의 계단에는 일정한 점수가 쓰여 있는데 계단을 밟으면 그 계단에 쓰여 있는 점" data-og-host="www.acmicpc.net" data-og-source-url="https://www.acmicpc.net/problem/2579" data-og-url="https://www.acmicpc.net/problem/2579" data-og-image="https://blog.kakaocdn.net/dna/cbS18u/hyPBHwY36Z/AAAAAAAAAAAAAAAAAAAAAJUaaP6YR4uVkSVG4D_O0uat9zDAIRrvXGaDyzSwlKtg/img.png?credential=yqXZFxpELC7KVnFOS48ylbz2pIh7yKj8&expires=1753973999&allow_ip=&allow_referer=&signature=GL4nYIH3%2BtmdGhibHLw94Whwfa4%3D
