From 535574a65ae363d3b5acedcef626f5e94fa9b985 Mon Sep 17 00:00:00 2001
From: Gyubin Han <89185979+Gyubin-Han@users.noreply.github.com>
Date: Thu, 9 May 2024 17:31:37 +0900
Subject: [PATCH] add: swea/P7728.java

---
 swea/P7728.java | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 swea/P7728.java

diff --git a/swea/P7728.java b/swea/P7728.java
new file mode 100644
index 0000000..9dba8eb
--- /dev/null
+++ b/swea/P7728.java
@@ -0,0 +1,19 @@
+import java.util.Scanner;
+import java.util.HashSet;
+
+public class P7728{
+	public static void main(String[] args){
+		Scanner scn=new Scanner(System.in);
+		int t=scn.nextInt();
+
+		for(int tc=1;tc<t+1;tc++){
+			HashSet<Character> cs=new HashSet<>();
+			String s=scn.next();
+			for(char c:s.toCharArray()){
+				cs.add(c);
+			}
+			System.out.println("#"+tc+" "+cs.size());
+		}
+		return;
+	}
+}