class Ideone { public static void main (String[] args) throws java.lang.exception {

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Ellen Clarke
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1 1. wap to enter a string then convert it into upper case Input:- san deep output : SaN DEEp import java.util.*; import java.lang.*; class Ideone public static void main (String[] args) throws java.lang.exception String str=br.readline(); int l=str.length(); for(int i=0;i<l;i++) char ch=str.charat(i); if(character.isuppercase(ch)) System.out.print(Character.toLowerCase(ch)); else if(character.islowercase(ch)) System.out.print(Character.toUpperCase(ch)); else System.out.print(ch); wap to enter a string then convert it into lower case (Same as Q.No.1) -----

2 3. wap to enter the String then remove vowels from the string. input:- Sandeep output: Sndp class RemoveVowel Scanner sc=new Scanner(System.in); System.out.println("Enter the input"); String str=sc.nextline(); String result=str.replaceall("[aeiouaeiou]",""); System.out.println("After removed vowel:- "+result); 4.wap to enter the string remove the blank spaces from the string. class RemoveWhiteSpaces public static void main(string[] args) String str = " sande ep sa hu "; //1. Using replaceall() Method String strwithoutspace = str.replaceall("\\s", ""); System.out.println(strWithoutSpace); //Output : sandeepsahu //2. Without Using replaceall() Method char[] strarray = str.tochararray(); StringBuffer sb = new StringBuffer(); for (int i = 0; i < strarray.length; i++) if( (strarray[i]!= ' ') && (strarray[i]!= '\t') ) sb.append(strarray[i]); System.out.println(sb);

3 5.wap to enter a sentence then find 2 last word of sentence Input:- word of sentence Output:- of class Next2LastWord String str="word of sentence"; String[] s=str.split(" "); String slastword=s[s.length-2]; System.out.println(sLastWord); 6.wap to enter a string then convert the string into reverse order. import java.io.* public class ReverseEachWord public static void main(string[] args) System.out.println("Enter Your Name"); String n = br.readline(); String s1 = n; String[] s2 = s1.split(" "); for (String string : s2) StringBuffer sb = new StringBuffer(); sb.append(string); sb.reverse(); System.out.print(sb); System.out.print(" ");

4 7.wap to enter the string then find the respective ascii value of the string. import java.lang.*; class CharToASCII throws IOException System.out.println("Enter the char"); String str=br.readline(); for(int i=0; i<str.length(); ++i) char c=str.charat(i); int j=(int) c; System.out.println("ASCII OF "+c+"="+j+ "."); 8.wap to enter the string then count the length of the string. class WordCount System.out.println("Enter the string"); Scanner sc = new Scanner(System.in); String s = sc.nextline(); int count = 1; for (int i = 0; i < s.length() - 1; i++) if ((s.charat(i) == ' ') && (s.charat(i + 1)!= ' ')) count++; System.out.println("Number of words in a string = " + count);

5 9.wap to enter the string then find the desired character from the string. import java.util.*; import java.lang.*; class Ideone public static void main (String[] args) throws java.lang.exception int position=0; System.out.println("Enter the String"); String str=br.readline(); System.out.println("Enter the character to find"); char ch=br.readline().charat(0); position=str.indexof(ch); System.out.println("The position of "+ch+" is "+(position+1)); 10.wap to enter the string then delete the vowels from string. class DeleteVowel Scanner sc=new Scanner(System.in); System.out.println("Enter the input"); String str=sc.nextline(); String result=str.replaceall("[aeiouaeiou]",""); System.out.println("After removed vowel:- "+result);

6 11.wap to enter the string then count the length of string. class Test String Str1 = new String("Welcome"); System.out.print("String Length :"+ Str1.length()); 12.wap to enter the sentence then print it in reverse order public class ReverseWord public static void main(string[] args) System.out.println("Enter the string"); String str=br.readline(); String a[]=str.split(" "); for(int i=a.length-1; i>=0; i--) System.out.print (a[i]+" "); wap to enter a string then count the no. of vowels in the string

7 14.input:-ABCD, output:-bcde class Ideone throws IOException String str,inc=""; int i; Scanner sc=new Scanner(System.in); str =sc.nextline(); for(i=0;i<str.length();i++) if(str.charat(i)==' ') inc=inc+str.charat(i); else inc=inc+(char)(1+str.charat(i)); System.out.println(inc);

8 15.wap to enter a string then print the longest String in java string array class LargestWord Scanner sc = new Scanner(System.in); System.out.print("Enter a string: "); String st = sc.nextline(); String word = ""; String largeword = ""; int i, l, lw, max = 0, c = 0; char ch; st = st + " "; l = st.length(); for (i = 0; i < l; i++) ch = st.charat(i); if (ch!= ' ') word = word + ch; else lw = word.length(); if (lw > max) max = lw; largeword = word; word = ""; System.out.println("Largest Word: " + largeword);

Java Programs. System.out.println("Dollar to rupee converion,enter dollar:");

Java Programs. System.out.println(Dollar to rupee converion,enter dollar:); Java Programs 1.)Write a program to convert rupees to dollar. 60 rupees=1 dollar. class Demo public static void main(string[] args) System.out.println("Dollar to rupee converion,enter dollar:"); int rs