diff --git a/tisobe/src/C166.java b/tisobe/src/C166.java
new file mode 100644
index 0000000000000000000000000000000000000000..1cacb75f768595e733f31db66d53c165ea8ccaca
--- /dev/null
+++ b/tisobe/src/C166.java
@@ -0,0 +1,53 @@
+package tisobe.src;
+
+import java.util.Scanner;
+
+public class Main {
+  public static void main(String[] args) {
+    // 自分の得意な言語で
+    // Let's チャレンジ！！
+    Scanner sc = new Scanner(System.in);
+    final int price = sc.nextInt();
+    
+    int coin=0;
+    
+    coin = CountingCoin.calcCoin(price);
+
+    System.out.println(coin);
+    sc.close();
+  }
+}
+
+enum Coin{
+ COIN_500(500),
+ COIN_100(100),
+ COIN_50(50),
+ OIN_10(10),
+ COIN_5(5),
+ COIN_1(1);
+    
+ private int coin;
+    
+ private Coin(int coin){
+        this.coin = coin;
+ }
+ public int getCoin(){
+        return coin;
+ }
+}
+  
+
+class CountingCoin{
+        
+  public static int calcCoin(int surplus){
+    int countcoin=0;
+            
+    for( Coin coin: Coin.values() ) {
+                
+      countcoin += surplus / coin.getCoin();
+      surplus =surplus % coin.getCoin();
+             
+    }
+    return countcoin;
+  }
+}
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