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BOJ. Tree and Query 2 (13511)

[Link] https://www.acmicpc.net/problem/13511 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); static int log...

BOJ. Palindrome Devision (1509)

[Link] https://www.acmicpc.net/problem/1509 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); static int INF ...

BOJ. Find Minimum (11003)

[Link] https://www.acmicpc.net/problem/11003 import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws IOException { BufferedReader br = new ...

BOJ. Road Network (3176)

[Link] https://www.acmicpc.net/problem/3176 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); static int log ...

BOJ. LCA 2 (11438)

[Link] https://www.acmicpc.net/problem/11438 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); static int log...

BOJ. Composite Function And Query (17435)

[Link] https://www.acmicpc.net/problem/17435 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); public static ...

BOJ. Lowest Common Ancestor (3584)

[Link] https://www.acmicpc.net/problem/3584 Common Dynamic Progrmming Solution Common Dynamic Progrmming Solution import java.util.*; import java.io.*; public class Main { static BufferedR...

BOJ. SeongYeon Park (1086)

[Link] https://www.acmicpc.net/problem/1086 import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); static ArrayLis...

Codeforces Round 770 (Div. 2) B. Fortune Telling

[Link] https://codeforces.com/contest/1634/problem/B import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); public...

Codeforces Round 770 (Div. 2) A. Reverse and Concatenate

[Link] https://codeforces.com/contest/1634/problem/A import java.util.*; import java.io.*; public class Main { static BufferedReader br; static StringBuilder sb = new StringBuilder(); public...