diff --git a/rsuzuki/README.md b/rsuzuki/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..796c95d353f961f632c60d81ef2bdf62fa8ea5ff
--- /dev/null
+++ b/rsuzuki/README.md
@@ -0,0 +1,2 @@
+# Paiza
+knoda用
diff --git a/rsuzuki/src/C157_flower.java b/rsuzuki/src/C157_flower.java
new file mode 100644
index 0000000000000000000000000000000000000000..62482faeb831bfdffa479868695c66bf8e067b10
--- /dev/null
+++ b/rsuzuki/src/C157_flower.java
@@ -0,0 +1,46 @@
+package paiza_c;
+
+import java.util.ArrayList;
+import java.util.Scanner;
+
+/** 入力を受け取るクラス */
+final class Input {
+	private final Scanner scanner;
+
+	public Input(final Scanner scanner) {
+		this.scanner = scanner;
+	}
+
+	public int readGameCount() {
+		final int count = scanner.nextInt();
+		scanner.nextLine();
+		return count;
+	}
+
+	public RockPaperScissorsType readHand() {
+		return RockPaperScissorsType.fromCaption(scanner.next());
+	}
+}
+
+public class C157_flower {
+	public static void main(String[] args) {
+		final Scanner sc = new Scanner(System.in);
+		final Input input = new Input(sc);
+
+		final int N = input.readGameCount();
+
+		ArrayList<String> flowers = new ArrayList<>();
+		/** 花を格納する配列 */
+
+		for (int i = 0; i < N; i++) {
+			String a_i = sc.next();
+
+			if (!flowers.contains(a_i)) {
+				flowers.add(a_i);
+			}
+		}
+
+		System.out.println(flowers.size());
+	}
+
+}