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Programs Questions and Answers



    271 / 348

    Write a program to print odd number in descending order from 1-10.

    Input : NA


    Output : NA

    View Answer |  Basics |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: C   JAVA  
     
    <p>#include<stdio.h><br />
    #include<conio.h><br />
    void main()<br />
    {<br />
      Â  int i,j=2;<br />
      Â  for(i=10;i>=1;i--)<br />
      Â  {<br />
      Â  Â  Â  if(i%j==1)<br />
      Â  Â  Â  {<br />
      Â  Â  Â  Â  Â  printf("%d",i);<br />
      Â  Â  Â  }<br />
      Â  }<br />
    }</p>

    Tags:TCS

    272 / 348

    Write a Program to generate random numbers.

    Input : NA


    Output : NA

    View Answer |  Basics |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: C  
     
    #include <stdio.h>
    #include <stdlib.h>
     
    int main() {
      int c, n;
     
      printf("Ten random numbers in [1,100]\n");
     
      for (c = 1; c <= 10; c++) {
        n = rand() % 100 + 1;
        printf("%d\n", n);
      }
     
      return 0;
    }

    Tags:TCS

    273 / 348

    Write a program to search duplicate characters in a string.

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In:
     No Discussion on this question yet!

    Tags:Capgemini

    274 / 348

    Write a program to sorting a string in alphabetical order.

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In:
     No Discussion on this question yet!

    Tags:Capgemini

    275 / 348

    Write a program enter the sentence then print it in reverse order.

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: JAVA  
     
    import java.io.*;
    public class ReverseWord 
    {
     public static void main(String[] args) 
     { 
      BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
      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]+" ");
      }
     }

    Tags:IBM

    276 / 348

    Write a program enter a string then convert it into upper case.

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: JAVA  
     
    import java.util.*;
    import java.lang.*;
    import java.io.*;

    class Ideone
    {
     public static void main (String[] args) throws java.lang.Exception
     {
      
     BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
     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);
     } 
    }
    }

    Tags:IBM

    277 / 348

    Write a program to count the no. of words in the given string?

    Input : hello world


    Output : 2

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: C  
     
    <p>#include <stdio.h><br />
    #include <string.h><br />
    int main()<br />
    {<br />
      char str[50];<br />
      int count=0,i;<br />
      printf("enter any string : ");<br />
      scanf("%[^\n]s",str);<br />
      for(i=0;str[i]!='\0';i  )<br />
      {<br />
      Â Â  Â if(str[i]==' ')<br />
      Â Â  Â Â Â  Â count  ;<br />
      }<br />
      printf("reverse string is : %d\n",count 1);<br />
      <br />
    }</p>

    Tags:Virtusa

    278 / 348

    Write a program to check & count the occurrence of character in the given string?

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: C  
     
    <p>include <stdio.h></p>

    <h2 style="font-style:italic;">int main()<br />
    {<br />
      Â char str[10];<br />
      Â int c=0,count[26]={0},x;<br />
      Â scanf("%s",str);<br />
      Â for(int i=0;str[i]!='\0';i  ){<br />
      Â  Â  Â if(str[i]>='a'

    Tags:Virtusa

    279 / 348

    Write a program to check whether given date is valid or not?

    Input : 1. DDMMYYYY :: 24092017 2. DDMMYYYY :: 54142017


    Output : 1. Valid 2. Invalid

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In: JAVA  
     
    <p>import java.text.DateFormat;<br />
    import java.text.ParseException;<br />
    import java.text.SimpleDateFormat;<br />
    import java.util.Scanner;</p>

    <p>class DateValid {</p>

    <p>   Â public static void main(String[] args) {</p>

    <p>   Â Â Â  Â Scanner input = null;<br />
       Â Â Â  Â try {<br />
       Â Â Â  Â Â Â  Â input = new Scanner(System.in);<br />
       Â Â Â  Â Â Â  Â System.out.println("Enter date in dd/MM/yyyy format : ");<br />
       Â Â Â  Â Â Â  Â String date = input.next();<br />
       Â Â Â  Â Â Â  Â if (isDateValid(date)) {<br />
       Â Â Â  Â Â Â  Â Â Â  Â System.out.println("Date is valid.");<br />
       Â Â Â  Â Â Â  Â } else {<br />
       Â Â Â  Â Â Â  Â Â Â  Â System.out.println("Date is not valid.");<br />
       Â Â Â  Â Â Â  Â }<br />
       Â Â Â  Â } finally {<br />
       Â Â Â  Â Â Â  Â if (input != null) {<br />
       Â Â Â  Â Â Â  Â Â Â  Â input.close();<br />
       Â Â Â  Â Â Â  Â }<br />
       Â Â Â  Â }<br />
       Â }</p>

    <p>   Â private static boolean isDateValid(String date) {</p>

    <p>   Â Â Â  Â boolean result = false;</p>

    <p>   Â Â Â  Â if (isValidDateFormat(date)) {<br />
       Â Â Â  Â Â Â  Â DateFormat dateFormat = new SimpleDateFormat("dd/MM/yyyy");<br />
       Â Â Â  Â Â Â  Â dateFormat.setLenient(false);<br />
       Â Â Â  Â Â Â  Â try {<br />
       Â Â Â  Â Â Â  Â Â Â  Â dateFormat.parse(date);<br />
       Â Â Â  Â Â Â  Â Â Â  Â result = true;<br />
       Â Â Â  Â Â Â  Â } catch (ParseException e) {<br />
       Â Â Â  Â Â Â  Â Â Â  Â result = false;<br />
       Â Â Â  Â Â Â  Â }<br />
       Â Â Â  Â }<br />
       Â Â Â  Â return result;<br />
       Â }</p>

    <p>   Â private static boolean isValidDateFormat(String date) {<br />
       Â Â Â  Â String pattern = "(0?[1-9]|[12][0-9]|3[01])\\/(0?[1-9]|1[0-2])\\/([0-9]{4})";<br />
       Â Â Â  Â boolean result = false;<br />
       Â Â Â  Â if (date.matches(pattern)) {<br />
       Â Â Â  Â Â Â  Â result = true;<br />
       Â Â Â  Â }<br />
       Â Â Â  Â return result;</p>

    <p>   Â }</p>

    <p>}</p>

    Tags:Virtusa

    280 / 348

    Write a function maxsubstring (str,alpha,theta) str is the source string and have to return maximum sub string which starts with alpha and ends with theta.

    Input : NA


    Output : NA

    View Answer |  Strings |  Discuss in Forum | Add to Reading List To Reading List | Asked In |  Fresher
    Answer In:
     No Discussion on this question yet!

    Tags:Virtusa