diff --git a/sitou/src/B148_Rank.java b/sitou/src/B148_Rank.java
new file mode 100644
index 0000000000000000000000000000000000000000..7f8d2217d7f78a7ad8a2c38505d8d09f07fb0aeb
--- /dev/null
+++ b/sitou/src/B148_Rank.java
@@ -0,0 +1,51 @@
+package src;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Scanner;
+
+public class B148_Rank {
+  public static void main(String args[]) {
+    execute();
+  }
+
+  static void execute() {
+    final InputData inputData = input();
+    final Result result = solveHowRank(inputData);
+    output(result);
+  }
+
+  private static InputData input() {
+    final Scanner scan = new Scanner(System.in);
+    final int numOfParticipants = scan.nextInt();
+
+    final List<Integer> scoreList = new ArrayList<>();
+    for (int count = 0; count < numOfParticipants; count++) {
+      scoreList.add(scan.nextInt());
+    }
+
+    scan.close();
+    return new InputData(numOfParticipants, scoreList);
+
+  }
+
+  public static Result solveHowRank(InputData inputData) {
+    final List<Integer> participantsRankList = new ArrayList<>();
+    final List<Integer> ranking = new ArrayList<>(inputData.getScoreList());
+    Collections.sort(ranking, Collections.reverseOrder());
+
+    for (int score : inputData.getScoreList()) {
+      participantsRankList.add(ranking.indexOf(score) + 1);
+    }
+
+    return new Result(participantsRankList);
+  }
+
+  private static void output(final Result result) {
+    for (int rank : result.getParticipantsRankList()) {
+      System.out.println(rank);
+    }
+
+  }
+}
diff --git a/sitou/src/InputData.java b/sitou/src/InputData.java
new file mode 100644
index 0000000000000000000000000000000000000000..e89f4790ff27d3097ea8323895b735e6030f9938
--- /dev/null
+++ b/sitou/src/InputData.java
@@ -0,0 +1,18 @@
+package src;
+
+import java.util.List;
+
+public class InputData {
+  final int numOfParticipants;
+  final List<Integer> scoreList;
+
+  public InputData(final int numOfParticipants, final List<Integer> scoreList) {
+    this.numOfParticipants = numOfParticipants;
+    this.scoreList = scoreList;
+  }
+  
+  public final List<Integer> getScoreList(){
+    return scoreList;
+  }
+
+}
diff --git a/sitou/src/Result.java b/sitou/src/Result.java
new file mode 100644
index 0000000000000000000000000000000000000000..c2dea3102915057f8e732b6cd9708cd11791dcbd
--- /dev/null
+++ b/sitou/src/Result.java
@@ -0,0 +1,15 @@
+package src;
+
+import java.util.List;
+
+public class Result {
+  private final List<Integer> participantsRankList;
+
+  public Result(final List<Integer> participantsRankList) {
+    this.participantsRankList= participantsRankList;
+  }
+
+  public List<Integer> getParticipantsRankList() {
+    return participantsRankList;
+  }
+}
\ No newline at end of file
diff --git a/sitou/test/B148_Test.java b/sitou/test/B148_Test.java
new file mode 100644
index 0000000000000000000000000000000000000000..99c6a5fbf15f210d5f0e582f1bb79cfd315998fb
--- /dev/null
+++ b/sitou/test/B148_Test.java
@@ -0,0 +1,57 @@
+package test;
+
+import static org.hamcrest.CoreMatchers.*;
+import static org.junit.Assert.*;
+import java.util.Arrays;
+import java.util.List;
+import org.junit.Test;
+import src.B148_Rank;
+import src.InputData;
+import src.Result;
+
+public class B148_Test {
+  @Test
+  public void 正しく表示() {
+    final InputData inputData = new InputData(4,Arrays.asList(12,5,36,10));
+    final Result result = B148_Rank.solve(inputData);
+    List<Integer> actual = result.getParticipantsRankList();
+
+    final List<Integer> expected = Arrays.asList(2,4,1,3);
+
+    assertThat(actual, is(expected));
+  }
+  
+  @Test
+  public void 同じ順位が2人いるとき() {
+    final InputData inputData = new InputData(5,Arrays.asList(35,14,4,23,14));
+    final Result result = B148_Rank.solve(inputData);
+    List<Integer> actual = result.getParticipantsRankList();
+
+    final List<Integer> expected = Arrays.asList(1,3,5,2,3);
+
+    assertThat(actual, is(expected));
+  }
+  
+  @Test
+  public void 全員同じ順位のとき() {
+    final InputData inputData = new InputData(3,Arrays.asList(10,10,10));
+    final Result result = B148_Rank.solve(inputData);
+    List<Integer> actual = result.getParticipantsRankList();
+
+    final List<Integer> expected = Arrays.asList(1,1,1);
+
+    assertThat(actual, is(expected));
+  }
+  
+  @Test
+  public void 参加者が1人のとき() {
+    final InputData inputData = new InputData(1,Arrays.asList(2));
+    final Result result = B148_Rank.solve(inputData);
+    List<Integer> actual = result.getParticipantsRankList();
+
+    final List<Integer> expected = Arrays.asList(1);
+
+    assertThat(actual, is(expected));
+  }
+
+}