diff --git "a/JHLEE325/202510/08 BOJ G5 \353\260\260\354\227\264 \353\217\214\353\246\254\352\270\260 1.md" "b/JHLEE325/202510/08 BOJ G5 \353\260\260\354\227\264 \353\217\214\353\246\254\352\270\260 1.md" new file mode 100644 index 00000000..e496c204 --- /dev/null +++ "b/JHLEE325/202510/08 BOJ G5 \353\260\260\354\227\264 \353\217\214\353\246\254\352\270\260 1.md" @@ -0,0 +1,66 @@ +```java +import java.io.*; +import java.util.*; + +public class Main { + + static int n, m, r; + static int[][] arr; + + public static void main(String[] args) throws IOException { + BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); + StringTokenizer st = new StringTokenizer(br.readLine()); + + n = Integer.parseInt(st.nextToken()); + m = Integer.parseInt(st.nextToken()); + r = Integer.parseInt(st.nextToken()); + + arr = new int[n][m]; + + for (int i = 0; i < n; i++) { + st = new StringTokenizer(br.readLine()); + for (int j = 0; j < m; j++) { + arr[i][j] = Integer.parseInt(st.nextToken()); + } + } + + rotate(); + + for (int i = 0; i < n; i++) { + for (int j = 0; j < m; j++) { + System.out.print(arr[i][j]+" "); + } + System.out.println(); + } + } + + static void rotate() { + int layers = Math.min(n, m) / 2; + + for (int layer = 0; layer < layers; layer++) { + int top = layer; + int left = layer; + int bottom = n - 1 - layer; + int right = m - 1 - layer; + + for (int i = 0; i < r; i++) { + int temp = arr[top][left]; + + for (int j = left; j < right; j++) + arr[top][j] = arr[top][j + 1]; + + for (int j = top; j < bottom; j++) + arr[j][right] = arr[j + 1][right]; + + for (int j = right; j > left; j--) + arr[bottom][j] = arr[bottom][j - 1]; + + for (int j = bottom; j > top + 1; j--) + arr[j][left] = arr[j - 1][left]; + + arr[top + 1][left] = temp; + } + } + } +} +```