diff --git a/kurisu/src/C116.java b/kurisu/src/C116.java
new file mode 100644
index 0000000000000000000000000000000000000000..2bfd2a2c1fd1da0a80fd1fa96144f6cd3397dc39
--- /dev/null
+++ b/kurisu/src/C116.java
@@ -0,0 +1,49 @@
+import java.util.Scanner;
+
+class Check_stick {
+    private int consective_mark = 0;
+    private boolean wrong_flag = false;
+    
+    Check_stick() {}
+    
+    //外れ棒の連続回数が指定回数より上回ればフラグをtrue、それ以外はfalseを返す
+    boolean inspectionStick(int stick, int wrong_rod, Scanner sc) {
+        for(int i = 0; i < stick; i++){
+            int stick_result = sc.nextInt();
+            
+            if(consective_mark < wrong_rod) {
+                if(stick_result == 0){//外れが連続すればカウントしていく
+                    consective_mark++;
+                }else if(stick_result != 0) {//連続が途切れた場合カウントを最初からやり直す
+                    consective_mark = 0;
+                }
+            }
+            if(consective_mark >= wrong_rod) {
+              wrong_flag = true;
+            }
+        }
+        return wrong_flag;
+    }
+}
+
+class Show_result {
+  Show_result(boolean inspect_result) {
+    if(inspect_result == true) {
+      System.out.println("NG");
+    }else {
+      System.out.println("OK");
+    }
+  }
+}
+
+public class C116 {
+    public static void main(String[] args ) throws Exception {
+        Scanner sc = new Scanner(System.in);
+            final int ice_stick = sc.nextInt();
+            final int wrong_rod = sc.nextInt();
+            Check_stick result_flag = new Check_stick();
+            final boolean inspect_result = result_flag.inspectionStick(ice_stick, wrong_rod, sc);
+            new Show_result(inspect_result);
+            sc.close();
+    }
+}
\ No newline at end of file
diff --git a/kurisu/src/C166_JustPay.java b/kurisu/src/C166_JustPay.java
new file mode 100644
index 0000000000000000000000000000000000000000..1d8ac4ff6c70544c0f07f45a098ce2d9bc316e34
--- /dev/null
+++ b/kurisu/src/C166_JustPay.java
@@ -0,0 +1,52 @@
+import java.util.Scanner;
+
+enum Coin {
+  COIN_500(500),
+  COIN_100(100),
+  COIN_50(50),
+  COIN_10(10),
+  COIN_5(5),
+  COIN_1(1);
+
+  private final int money;
+
+  Coin(int money) {
+    this.money = money;
+  }
+
+  public int getMoney() {
+    return money;
+  }
+}
+
+
+class CoinCounter {
+  private int totalcoin = 0;
+
+  CoinCounter() {}
+
+  final int countCoin(int remainingamount) {
+    for (Coin coin : Coin.values()) {
+      totalcoin += remainingamount / coin.getMoney();
+      remainingamount %= coin.getMoney();
+    }
+    return totalcoin;
+  }
+}
+
+
+public class C166_JustPay {
+  public static void main(String[] args) {
+    final Scanner sc = new Scanner(System.in);
+    final String line = sc.nextLine();
+
+    // String型をint型に変換
+    final int money = Integer.parseInt(line);
+
+    final CoinCounter coinCounter = new CoinCounter();
+
+    System.out.print(coinCounter.countCoin(money));
+
+    sc.close();
+  }
+}