Programs Questions and Answers
Question :: 1
Write a program to print next to the last word of a sentence.
Input : What is your name
Output : your
Answer In:
C
C++
JAVA
PHP
PYTHON
<p>import java.io.BufferedReader;<br />
import java.io.IOException;<br />
import java.io.InputStreamReader;</p>
<p>public class StringWordIBMÂ <br />
{</p>
<p>  public static void main(String[] args) throws IOException <br />
  {<br />
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));<br />
    String str;<br />
    System.out.println("Enter the String : ");<br />
    str=br.readLine();<br />
    System.out.println(str);<br />
    String s[] = str.split(" ");<br />
    System.out.println("Splitted string : ");<br />
    for(int i=0;i<s.length;i )<br />
    {<br />
      System.out.println(s[i]);<br />
       <br />
    }<br />
    System.out.println("Second Last word of String is : " s[s.length-2]);<br />
  }<br />
   <br />
}</p>
Question :: 2
Write a program to remove the vowels from the input string.
Input : What is your name?
Output : Wht s yr nm?
Answer In:
C
C++
JAVA
PHP
PYTHON
<pre>
<code>def anti_vowel(c):
newstr = c
vowels = ('a', 'e', 'i', 'o', 'u')
for x in c.lower():
if x in vowels:
newstr = newstr.replace(x,"")
</code></pre>
Tags:IBM
Question :: 3
Write a program to convert uppercase to lower case and vice versa of a given string or sentence
Input : WhAT iS YouR nAme?
Output : wHat Is yOUr NaME?
Answer In:
C++
JAVA
PHP
PYTHON
import java.util.*;
import java.lang.*;
import java.io.*;
class LowerToUpper
{
public static void main (String[] args)
{
int i,len;
char ch;
Scanner sc=new Scanner(System.in);
System.out.println("Enter String: ");
String str=sc.nextLine();
len=str.length();
for(i=0;i<len;i++)
{
ch=str.charAt(i);
if(Character.isUpperCase(ch))
System.out.print(Character.toLowerCase(ch));
else
System.out.print(Character.toUpperCase(ch));
}
}
}
Tags:IBM Global Edge
Question :: 4
Write a program to reverse the string?
Input : What is your name?
Output : name? your is what OR ?eman ruoy si tahw
Answer In:
C
C++
JAVA
PHP
PYTHON
<!DOCTYPE html>
<html>
<body>
<?php
function Reverse() {
// input string
$str ="what is your name";
echo "Input string is :" . $str."<br/>";
// conversion of string into array
$arr = str_split($str);
// counting lengh of array
$arrlength=count ($arr);
// initialising an empty array and its initial index
$arrc=array(); $j=0;
// loop for reading the input array
for( $x= $arrlength; $x>=0; $x--)
{
// reversing the array
$arrc[$j]=$arr[ $x];
$j++;
}
// conversion of array into string
$name= implode ("",$arrc);
// printing string in reverse order
echo $name;
}
Reverse();
?>
</body>
</html>
Question :: 5
Write a program to print the desired character from a string or search a char in a string.
Input : What is your name?(searching a)
Output : The Position Of a is 3
Answer In:
C
C++
JAVA
PHP
PYTHON
#include <stdio.h>
#include <string.h>
#include<iostream>
using namespace std;
int main()
{
char a, word[50];
int i, freq = 0, flag = 0;
printf("Enter character: ");
scanf("%c", &a);
printf("Now enter the word: ");
scanf("%s", word);
printf("Positions of '%c' in %s are: ", a, word);
for (i = 0; i < strlen(word); i++)
{
if (word[i] == a)
{
flag = 1;
printf("%d ", i + 1);
freq++;
}
}
if (flag)
{
printf("\nCharacter '%c' occured for %d times.\n", a, freq);
}
else
{
printf("None\n");
}
return 0;
}
int main()
{
char a, word[50];
int i, freq = 0, flag = 0;
printf("Enter character: ");
scanf("%c", &a);
printf("Now enter the word: ");
scanf("%s", word);
printf("Positions of '%c' in %s are: ", a, word);
for (i = 0; i < strlen(word); i++)
{
if (word[i] == a)
{
flag = 1;
printf("%d ", i + 1);
freq++;
}
}
if (flag)
{
printf("\nCharacter '%c' occured for %d times.\n", a, freq);
}
else
{
printf("None\n");
}
return 0;
}
Tags:IBM
Question :: 6
Write a program to transform strings of lowercase alphabet characters by replacing each letter
with the subsequent character in the english alphabet.
Input : hello
Output : ifmmp
Answer In:
JAVA
PHP
PYTHON
package com.pckg;
import java.util.Scanner;
public class SubsequenceCharacter {
public static void main(String[] args) {
System.out.println("Enter String : ");
Scanner in = new Scanner(System.in);
String str = in.nextLine();
String newString = "";
for (int i = 0; i < str.length(); i++ ) {
int ascii = (int)str.charAt(i);
char newChar = (char)(ascii + 1);
newString = newString newChar;
}
System.out.println("New String : " + newString);
}
}
Tags:IBM
Question :: 7
Write a program to to count number of vowels and consonants in a string.
Input : NA
Output : NA
Answer In:
C
C++
JAVA
PHP
PYTHON
import java.io.*;
class q5vowels
{
public static void main(String args[]) throws IOException
{
String str;
int vowels = 0, digits = 0, blanks = 0;
char ch;
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
System.out.print("Enter a String : ");
str = br.readLine();
for(int i = 0; i < str.length(); i++ )
{
ch = str.charAt(i);
if(ch == 'a' || ch == 'A' || ch == 'e' || ch == 'E' || ch == 'i' ||
ch == 'I' || ch == 'o' || ch == 'O' || ch == 'u' || ch == 'U')
vowels++ ;
else if(Character.isDigit(ch))
digits++ ;
else if(Character.isWhitespace(ch))
blanks++ ;
}
System.out.println("Vowels : "+ vowels);
System.out.println("Digits : "+ digits);
System.out.println("Blanks : "+ blanks);
}
}
Tags:IBM
Question :: 8
Write a program to Convert a String to Camel Case.
Hint: In camel case, we capitalise the first letter of each word.
Input : hello world
Output : Hello World
Answer In:
JAVA
PHP
PYTHON
<!DOCTYPE html>
<html>
<body>
<?php
function Camel() {
// input string
$arr ="what is your name";
echo "Input string is :" . $arr."<br/>";
// function to convert in Camel notation
$camel =ucwords ($arr) ;
// printing string in Camel Notation
echo $camel;
}
// function calling
Camel() ;
?>
</body>
</html>
Tags:IBM
Question :: 9
Write a program to converting a String to Sentence Case.
Hint: In sentence case, the first letter of each sentence is capitalized.
Input : NA
Output : NA
Answer In:
C
C++
JAVA
PHP
#include<iostream>
#include<conio.h>
#include<stdio.h>
#include<ctype.h>
void main()
{
clrscr();
int i;
char a[30];
cout<<“Enter a string:”;
gets(a);
for(i=0;a[i]!=’’;++i)
{
if(i==0)
{
if(islower(a[i]))
a[i]=toupper(a[i]);
}
else
{
if(a[i]!=’ ‘)
{
if(isupper(a[i]))
a[i]=tolower(a[i]);
}
else
{
i++;
if(islower(a[i]))
a[i]=toupper(a[i]);
}
}
}
cout<<“nnNew string is: “<<a;
getch();
}
Tags:IBM
Question :: 10
Write a program to convert the String to its toggle form.
Input : NA
Output : NA
Answer In:
C
C++
JAVA
PHP
PYTHON
import java.util.Scanner;
public class CaseManipulation {
public static String toToggleCase(String inputString) {
String result = "";
for (int i = 0; i < inputString.length(); i ) {
char currentChar = inputString.charAt(i);
if (Character.isUpperCase(currentChar)) {
char currentCharToLowerCase = Character.toLowerCase(currentChar);
result = result currentCharToLowerCase;
} else {
char currentCharToUpperCase = Character.toUpperCase(currentChar);
result = result currentCharToUpperCase;
}
}
return result;
}
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("Enter an input String: ");
String inputString = scanner.nextLine();
System.out.println("Toggle Case: " toToggleCase(inputString));
}
}
