diff --git "a/zinnnn37/202510/25 BOJ G4 \352\260\200\354\236\245 \352\270\264 \354\246\235\352\260\200\355\225\230\353\212\224 \353\266\200\353\266\204 \354\210\230\354\227\264 4.md" "b/zinnnn37/202510/25 BOJ G4 \352\260\200\354\236\245 \352\270\264 \354\246\235\352\260\200\355\225\230\353\212\224 \353\266\200\353\266\204 \354\210\230\354\227\264 4.md" new file mode 100644 index 00000000..a3ddb50e --- /dev/null +++ "b/zinnnn37/202510/25 BOJ G4 \352\260\200\354\236\245 \352\270\264 \354\246\235\352\260\200\355\225\230\353\212\224 \353\266\200\353\266\204 \354\210\230\354\227\264 4.md" @@ -0,0 +1,75 @@ +```java +import java.io.*; +import java.util.Stack; +import java.util.StringTokenizer; + +public class BJ_14002_가장_긴_증가하는_부분_수열_4 { + + private static final BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + private static final BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out)); + private static final StringBuilder sb = new StringBuilder(); + private static StringTokenizer st; + + private static int N, lis; + private static int[] nums, dp; + private static Stack stack; + + public static void main(String[] args) throws IOException { + init(); + sol(); + } + + private static void init() throws IOException { + N = Integer.parseInt(br.readLine()); + + nums = new int[N]; + st = new StringTokenizer(br.readLine()); + for (int i = 0; i < N; i++) { + nums[i] = Integer.parseInt(st.nextToken()); + } + + dp = new int[N]; + dp[0] = 1; + stack = new Stack<>(); + } + + private static void sol() throws IOException { + getLis(); + getArr(); + + sb.append(lis).append("\n"); + while (!stack.isEmpty()) { + sb.append(stack.pop()).append(" "); + } + + bw.write(sb.toString()); + bw.flush(); + bw.close(); + br.close(); + } + + private static void getLis() { + lis = 1; + for (int i = 1; i < N; i++) { + dp[i] = 1; + for (int j = 0; j < i; j++) { + if (nums[i] > nums[j]) { + dp[i] = Math.max(dp[i], dp[j] + 1); + lis = Math.max(lis, dp[i]); + } + } + } + } + + private static void getArr() { + int targetLen = lis; + + for (int i = N - 1; i >= 0; i--) { + if (dp[i] == targetLen) { + stack.push(nums[i]); + targetLen--; + } + } + } +} +``` \ No newline at end of file