Lesson 6 Complete

Padabied · Jan 17, 2023 · 3e4f3eb · 3e4f3eb
1 parent b1009de
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Showing 4 changed files with 57 additions and 16 deletions.
diff --git a/src/by/it/group151051/nebolsin/lesson06/A_LIS.java b/src/by/it/group151051/nebolsin/lesson06/A_LIS.java
@@ -45,13 +45,25 @@ int getSeqSize(InputStream stream) throws FileNotFoundException {
             m[i] = scanner.nextInt();
         }
         //тут реализуйте логику задачи методами динамического программирования (!!!)
-        int result = 0;
-
-
+        int result = dynamic_lis_count(m, n);
         //!!!!!!!!!!!!!!!!!!!!!!!!!     КОНЕЦ ЗАДАЧИ     !!!!!!!!!!!!!!!!!!!!!!!!!
         return result;
     }
 
+    static int dynamic_lis_count(int[] a, int n) {
+        int[] lis = new int[n];
+        int i, j, max = 0;
+
+        for (i = 0; i < n; i++) lis[i] = 1;
+        for (i = 1; i < n; i++)
+            for (j = 0; j < i; j++)
+                if (a[i] > a[j] && lis[i] < lis[j] + 1)
+                    lis[i] = lis[j] + 1;
+        for (i = 0; i < n; i++)
+            if (max < lis[i])
+                max = lis[i];
+        return max;
+    }
 
     public static void main(String[] args) throws FileNotFoundException {
         String root = System.getProperty("user.dir") + "/src/";

diff --git a/src/by/it/group151051/nebolsin/lesson06/B_LongDivComSubSeq.java b/src/by/it/group151051/nebolsin/lesson06/B_LongDivComSubSeq.java
@@ -43,20 +43,37 @@ int getDivSeqSize(InputStream stream) throws FileNotFoundException {
             m[i] = scanner.nextInt();
         }
         //тут реализуйте логику задачи методами динамического программирования (!!!)
-        int result = 0;
-
+        int result = dynamic_lms_count(m,n);
 
         //!!!!!!!!!!!!!!!!!!!!!!!!!     КОНЕЦ ЗАДАЧИ     !!!!!!!!!!!!!!!!!!!!!!!!!
         return result;
     }
 
+    static int dynamic_lms_count(int[] a, int n) {
+        int[] lms = new int[n];
+        int i, j, max = 0;
+
+        for (i = 0; i < n; i++) lms[i] = 1;
+        for (i = 1; i < n; i++)
+            for (j = 0; j < i; j++)
+                if(a[i] >= 0 && a[j] > 0 && a[i] != a[j]) {
+                    if (a[i]%a[j] == 0 && lms[i] < lms[j] + 1)
+                        lms[i] = lms[j] + 1;
+                }
+        for (i = 0; i < n; i++)
+            if (max < lms[i])
+                max = lms[i];
+
+        System.out.println(max);
+        return max;
+    }
+
 
     public static void main(String[] args) throws FileNotFoundException {
         String root = System.getProperty("user.dir") + "/src/";
-        InputStream stream = new FileInputStream(root + "by/it/a_khmelev/lesson06/dataB.txt");
+        InputStream stream = new FileInputStream(root + "by/it/group151051/voronko/lesson06/dataB.txt");
         B_LongDivComSubSeq instance = new B_LongDivComSubSeq();
         int result = instance.getDivSeqSize(stream);
         System.out.print(result);
     }
-
 }
diff --git a/src/by/it/group151051/nebolsin/lesson06/C_LongNotUpSubSeq.java b/src/by/it/group151051/nebolsin/lesson06/C_LongNotUpSubSeq.java
@@ -50,13 +50,26 @@ int getNotUpSeqSize(InputStream stream) throws FileNotFoundException {
             m[i] = scanner.nextInt();
         }
         //тут реализуйте логику задачи методами динамического программирования (!!!)
-        int result = 0;
-
+        int result = dynamic_lds_count(m, n);
 
         //!!!!!!!!!!!!!!!!!!!!!!!!!     КОНЕЦ ЗАДАЧИ     !!!!!!!!!!!!!!!!!!!!!!!!!
         return result;
     }
 
+    static int dynamic_lds_count(int[] a, int n) {
+        int[] lds = new int[n];
+        int i, j, max = 0;
+
+        for (i = 0; i < n; i++) lds[i] = 1;
+        for (i = 1; i < n; i++)
+            for (j = 0; j < i; j++)
+                if (a[i] <= a[j] && lds[i] < lds[j] + 1)
+                    lds[i] = lds[j] + 1;
+        for (i = 0; i < n; i++)
+            if (max < lds[i])
+                max = lds[i];
+        return max;
+    }
 
     public static void main(String[] args) throws FileNotFoundException {
         String root = System.getProperty("user.dir") + "/src/";
@@ -65,5 +78,4 @@ public static void main(String[] args) throws FileNotFoundException {
         int result = instance.getNotUpSeqSize(stream);
         System.out.print(result);
     }
-
 }
diff --git a/src/by/it/group151051/nebolsin/lesson06/Lesson6Test.java b/src/by/it/group151051/nebolsin/lesson06/Lesson6Test.java
@@ -10,8 +10,8 @@
 public class Lesson6Test {
     @Test
     public void A() throws Exception {
-        String root = System.getProperty("user.dir") + "/src/";
-        InputStream stream = new FileInputStream(root + "by/it/a_khmelev/lesson06/dataA.txt");
+        String root = System.getProperty("user.dir") + "/Prog/src/";
+        InputStream stream = new FileInputStream(root + "by/it/group151051/nebolsin/lesson06/dataA.txt");
         A_LIS instance = new A_LIS();
         int result=instance.getSeqSize(stream);
         boolean ok=(result==3);
@@ -21,8 +21,8 @@ public void A() throws Exception {
 
     @Test
     public void B() throws Exception {
-        String root = System.getProperty("user.dir") + "/src/";
-        InputStream stream = new FileInputStream(root + "by/it/a_khmelev/lesson06/dataB.txt");
+        String root = System.getProperty("user.dir") + "/Prog/src/";
+        InputStream stream = new FileInputStream(root + "by/it/group151051/nebolsin/lesson06/dataB.txt");
         B_LongDivComSubSeq instance=new B_LongDivComSubSeq();
         int result=instance.getDivSeqSize(stream);
         boolean ok=(result==3);
@@ -31,8 +31,8 @@ public void B() throws Exception {
 
     @Test(timeout = 1000)
     public void C() throws Exception {
-        String root = System.getProperty("user.dir") + "/src/";
-        InputStream stream = new FileInputStream(root + "by/it/a_khmelev/lesson06/dataC.txt");
+        String root = System.getProperty("user.dir") + "/Prog/src/";
+        InputStream stream = new FileInputStream(root + "by/it/group151051/nebolsin/lesson06/dataC.txt");
         C_LongNotUpSubSeq instance = new C_LongNotUpSubSeq();
         int result=instance.getNotUpSeqSize(stream);
         boolean ok=(result==4);