作业

20220504/20220504.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

20220504/src/Test.java

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+import java.util.Arrays;
+
+public class Test {
+    public  static  void  transform(int[] array1){
+        for (int i = 0; i < array1.length; i++) {
+            array1[i] *= 2;
+        }
+    }
+    public static void main(String[] args) {
+        int[] array= new int[]{1, 2, 3};
+        transform(array);
+        System.out.println(Arrays.toString(array));
+    }
+}

20220504/src/Test2.java

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+import java.util.Arrays;
+
+public class Test2 {
+    public static void initialization(int[] arr){
+        for (int i = 0; i < arr.length; i++) {
+            arr[i] = i + 1;
+        }
+    }
+    public static void main(String[] args) {
+        int[] array = new int[100];
+        initialization(array);
+        System.out.println(Arrays.toString(array));
+    }
+}

20220504/src/Test3.java

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+import java.util.Arrays;
+
+public class Test3 {
+    public static void main(String[] args) {
+        int[] nums = new int[]{1,3,5,7,9,11};
+        int target = 20;
+        for (int i = 0; i < nums.length - 1; i++) {
+            for (int j = i + 1; j < nums.length; j++) {
+                if (nums[i] + nums[j] == target){
+                    int[] array = {i, j};
+                    System.out.println(Arrays.toString(array));
+                }
+            }
+        }
+    }
+}

20220504/src/Test4.java

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+import java.util.Arrays;
+
+public class Test4 {
+    public static void Bubble_Sort(int[] nums){
+        for (int i = 0; i < nums.length - 1; i++) {
+            boolean flg = false;
+            for (int j = 0; j < nums.length - 1 - i; j++) {
+                if (nums[j] > nums[j+1]){
+                    int temp = nums[j];
+                    nums[j] = nums[j+1];
+                    nums[j+1] = temp;
+                    flg = true;
+                }
+            }
+            if (flg == false){
+                    return;
+            }
+        }
+    }
+    public static void main(String[] args) {
+        int[] array = {7,4,6,2,1,3,5,9,8};
+        Bubble_Sort(array);
+        System.out.println(Arrays.toString(array));
+    }
+}

20220504/src/Test5.java

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+public class Test5 {
+    public static void main(String[] args) {
+
+        System.out.println();
+    }
+}