Merge pull request tarunsinghofficial#142 from shwetasingh14/main

Create Program to find occurrence of a character in a string

Java_Programs_for_beginners/Program to find occurrence of a character in a string

@@ -0,0 +1,43 @@
+class JavaExample { 
+
+ static void countEachChar(String str) 
+ { 
+ //ASCII values ranges upto 256
+ int counter[] = new int[256]; 
+
+ //String length
+ int len = str.length(); 
+
+ /* This array holds the occurrence of each char, For example
+ * ASCII value of A is 65 so if A is found twice then 
+ * counter[65] would have the value 2, here 65 is the ASCII value
+ * of A
+ */
+ for (int i = 0; i < len; i++) 
+ counter[str.charAt(i)]++; 
+
+ // We are creating another array with the size of String
+ char array[] = new char[str.length()]; 
+ for (int i = 0; i < len; i++) { 
+ array[i] = str.charAt(i); 
+ int flag = 0; 
+ for (int j = 0; j <= i; j++) { 
+
+ /* If a char is found in String then set the flag 
+ * so that we can print the occurrence
+ */
+ if (str.charAt(i) == array[j]) 
+ flag++; 
+ } 
+
+ if (flag == 1) 
+ System.out.println("Occurrence of char " + str.charAt(i)
+ + " in the String is:" + counter[str.charAt(i)]); 
+ } 
+ } 
+ public static void main(String[] args) 
+ { 
+ String str = "beginnersbook"; 
+ countEachChar(str); 
+ } 
+}