Tariq Hook 6 年之前
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b2e20fd406
共有 2 個文件被更改,包括 35 次插入0 次删除
  1. 10
    0
      src/main/java/io/zipcoder/ArrayDrills.java
  2. 25
    0
      src/test/java/io/zipcoder/ArrayDrillsTest.java

+ 10
- 0
src/main/java/io/zipcoder/ArrayDrills.java 查看文件

@@ -73,4 +73,14 @@ public class ArrayDrills {
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     public Integer[] biggerTwo(Integer[] a, Integer[] b){
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         return null;
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     }
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+
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+    /**
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+     * Given an array of ints of odd length, return a new array length 3 containing the elements from the middle of the array.
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+     * The array length will be at least 3.
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+     * example : midThree([1, 2, 3, 4, 5]); // Should return [2, 3, 4]
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+     *           midThree([8, 6, 7, 5, 3, 0, 9]); // Should return [7, 5, 3]
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+     */
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+    public Integer[] midThree(Integer[] nums){
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+        return null;
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+    }
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 }

+ 25
- 0
src/test/java/io/zipcoder/ArrayDrillsTest.java 查看文件

@@ -1,5 +1,6 @@
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 package io.zipcoder;
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+import com.sun.tools.corba.se.idl.InterfaceGen;
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 import org.junit.Assert;
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 import org.junit.Before;
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 import org.junit.Test;
@@ -182,4 +183,28 @@ public class ArrayDrillsTest {
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         Integer[] actual = arrayDrills.biggerTwo(inputArray1, inputArray2);
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         Assert.assertArrayEquals(expected, actual);
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     }
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+
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+    @Test
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+    public void midThree1(){
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+        Integer[] inputArray = {1, 2, 3};
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+        Integer[] expected = {1, 2, 3};
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+        Integer[] actual = arrayDrills.midThree(inputArray);
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+        Assert.assertArrayEquals(expected, actual);
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+    }
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+
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+    @Test
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+    public void midThree2(){
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+        Integer[] inputArray = {1, 2, 3, 4, 5};
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+        Integer[] expected = {2, 3, 4};
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+        Integer[] actual = arrayDrills.midThree(inputArray);
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+        Assert.assertArrayEquals(expected, actual);
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+    }
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+
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+    @Test
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+    public void midThree3(){
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+        Integer[] inputArray = {8, 6, 7, 5, 3, 0, 9};
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+        Integer[] expected = {7, 5,3};
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+        Integer[] actual = arrayDrills.midThree(inputArray);
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+        Assert.assertArrayEquals(expected, actual);
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+    }
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 }