Algorithms/JavaAlgorithms
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fix bugs in ReverseString(#765)

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This commit is contained in:
yanglbme 2019-05-22 09:37:44 +08:00
parent bdb9acfbff
commit 1ebe496737
2 changed files with 8 additions and 8 deletions
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8
Others/RemoveDuplicateFromString.java
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@ -10,10 +10,10 @@ import java.io.InputStreamReader;
public class RemoveDuplicateFromString { public class RemoveDuplicateFromString {
public static void main(String[] args) throws Exception { public static void main(String[] args) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String inp_str = br.readLine(); String inpStr = br.readLine();
System.out.println("Actual string is: " + inp_str); System.out.println("Actual string is: " + inpStr);
System.out.println("String after removing duplicates: " + removeDuplicate(inp_str)); System.out.println("String after removing duplicates: " + removeDuplicate(inpStr));
br.close(); br.close();
} }
@ -32,7 +32,7 @@ public class RemoveDuplicateFromString {
return s; return s;
} }
StringBuilder sb = new StringBuilder(""); StringBuilder sb = new StringBuilder();
int n = s.length(); int n = s.length();
for (int i = 0; i < n; i++) { for (int i = 0; i < n; i++) {

8
Others/ReverseString.java
View File

@ -9,7 +9,7 @@ import java.io.InputStreamReader;
* *
* @author Unknown * @author Unknown
*/ */
class ReverseString { public class ReverseString {
/** /**
* This method reverses the string str and returns it * This method reverses the string str and returns it
@ -18,9 +18,9 @@ class ReverseString {
* @return Reversed string * @return Reversed string
*/ */
public static String reverse(String str) { public static String reverse(String str) {
if (str.isEmpty() || str == null) return str; if (str == null || str.isEmpty()) return str;
char arr[] = str.toCharArray(); char[] arr = str.toCharArray();
for (int i = 0, j = str.length() - 1; i < j; i++, j--) { for (int i = 0, j = str.length() - 1; i < j; i++, j--) {
char temp = arr[i]; char temp = arr[i];
arr[i] = arr[j]; arr[i] = arr[j];
@ -35,7 +35,7 @@ class ReverseString {
* @param args Command line arguments * @param args Command line arguments
* @throws IOException Exception thrown because of BufferedReader * @throws IOException Exception thrown because of BufferedReader
*/ */
public static void main(String args[]) throws IOException { public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
System.out.println("Enter the string"); System.out.println("Enter the string");
String srr = br.readLine(); String srr = br.readLine();