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Showing posts from May, 2021

SUM OF ODD ELEMENTS IN THE ARRAY

 PROBLEM: SUM OF ODD ELEMENTS IN THE ARRAY I/P: 10 1 2 3 4 5 6 7 8 9 10 O/P: 25 PROGRAM: import   java . util .*; public   class   SumOfOddelements  {           public   static   void   main ( String   args [])     {          Scanner   sc = new   Scanner ( System . in );          int   iNum = sc . nextInt ();          int   arr []= new   int [ iNum ];          int   sum = 0 ;          for ( int   i = 0 ; i < iNum ; i ++)         {              arr [ i ]= sc . nextInt ();              if ( arr ...
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PROGRAM TO PRINT THE SUM OF ODD ELEMENTS IN A STRING

PROBLEM: PROGRAM TO PRINT THE SUM OF ODD ELEMENTS IN A STRING I/P: 12345678910 O/P: 26 PROGRAM: import   java . util .*; public   class   OddPositionsSum  {      public   static   void   main ( String   args [])     {          Scanner   sc = new   Scanner ( System . in );          String   s1 = sc . next ();          int   sum = 0 ;          for ( int   i = 0 ; i < s1 . length (); i ++)         {              if ( Integer . parseInt ( String . valueOf ( s1 . charAt ( i )))% 2 != 0 )             {            ...
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RIGHT ANGLED TRIANGLE PATTERN

 PROBLEM  WRITE A PROGRAM TO PRINT THE FOLLWING PATTERN I/P: 5 O/P: 1 1 2  1 2 3  1 2 3 4 1 2 3 4 5 PROGRAM: import   java . util .*; public   class   righttriangle1  {      public   static   void   main ( String   args [])     {          Scanner   sc = new   Scanner ( System . in );          int   iNum = sc . nextInt ();          for ( int   i = 1 ; i <= iNum ; i ++)         {              for ( int   j = 1 ; j <= i ; j ++)             {                  System . out . print ( j + " " );  ...
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GIVEN A TWO STRINGS WE HAVE TO FIND THE ELEMENTS IN STRING 2 PRESENT IN STRING 1 IN A CONSECUTIVE MANNER

 PROBLEM STATEMENT: GIVEN A TWO STRINGS WE HAVE TO FIND THE ELEMENTS IN STRING 2 PRESENT IN STRING 1 IN A CONSECUTIVE MANNER I/P 1: Kehabn kabin OUTPUT: False I/P 2: khabolin kabin OUTPUT: True PROGRAM: import   java . util .*; public   class   CheckConsecutiveCharacters {      public   static   void   Check ( String   s1 , String   s2 )     {          char   prev = s1 . charAt ( 0 );          int   count = 0 ;          int   flag = 0 ;          for ( int   i = 0 ; i < s2 . length (); i ++)         {              char   c = s2 . charAt ( i );               ...
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ArraysumOfAnotherElements

PROGRAM TO PRINT SUM OF OTHER ELEMENTS IN AN ARRAY I/P: 5 10 20 30 40 50 O/P: 140 120 90 50 0 PROGRAM: package   A rrays ; import   java . util .*; public   class   ArraysumOfAnotherElements {      public   static   void   ReOrder ( int   iNum , int   arr [])     {          int   sum = 0 ;          for ( int   i = 0 ; i < iNum ; i ++)         {              sum = 0 ;              for ( int   j = i + 1 ; j < iNum ; j ++)             {                  sum += arr [j];        ...
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INSERT TWO SORTED ARRAY IN A SINGLE ARRAY

INSERT TWO SORTED ARRAY IN A SINGLE ARRAY I/P: 5 1 3 5 7 9 2 4 6 8 10 O/P: 1 2 3 4 5 6 7 8 9 10 PROGRAM: package   A rrays ; import   java . util .*; public   class   InsertTwoSortedArray  {      public   static   void   toInsert ( int   iArr [], int   iArr2 [], int   iNum )     {          int   len = iArr . length + iArr2 . length ;          int   iArr3 []= new   int [ len ];          int   a = 0 , i = 0 , j = 0 ;         while ( i < iNum  &&  j < iNum )        {             if ( iArr [ i ]< iArr2 [ j ])            {      ...
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ZOHO INTERVIEW QUESTIONS ODD EVEN REPLACE

  WRITE A PROGRAM TO REPLACE ALL ODD ELEMENTS IN AN ARRAY COMES FIRST AND REMAINING EVEN  ELEMENTS POSITIONS AS -1; I/P: 6 1 2 3 4 5 6 O/P: [1, 3, 5, -1, -1, -1] PROGRAM import   java . util .*; public   class   OddEvenReplace  {      public   static   void   Replace ( int   iArr [], int   iNum )     {          int   a = 0 ;          for ( int   i = 0 ; i < iNum ; i ++)         {              if ( iArr [ i ]% 2 != 0 )             {                  iArr [ a ]= iArr [ i ];                 ...
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SHIFTING STRINGS

 SHIFTING STRINGS  I/P: 1 2 ABCDE OUTPUT: Left Shift BCDEA Right Shift EABCD PROGRAM: package   S trings ; import   java . util .*; public   class   ShiftingStrings  {      public   static   String   leftRotate ( String   s1 , int   iL )     {          String   s3 = "" ;          System . out . println ( "Left Shift" );          s3 = s1 . substring ( iL , s1 . length ())+ s1 . substring ( 0 , iL );          System . out . println ( s3 );          return   s3 ;     }      public   static   void   RightRotate ( String   s2 , int   iR )     {          String...
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RECTANGLE PATTERN PROGRAM

  RECTANGLE PATTERN PROGRAM I/P: 5 O/P: 5 5 5 5 5 5 5 5 1 5 5 5 5 2 5 5 5 5 3 5 5 5 5 4 5 5 5 5 5 5 SOLUTION: package   P atterns ; import   java . util .*; public   class   NumrepeatRec  {      public   static   void   RecPattern ( int   iNum )     {          int   r = iNum + 1 ;          int   arr [][]= new   int [ r ][ iNum ];          int   k = 1 ;          for ( int   i = 0 ; i < r ; i ++)         {              for ( int   j = 0 ; j < iNum ; j ++)             {              ...
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SUM OF ELEMENTS IN A ARRAYLIST

 SUM OF ELEMENTS IN A ARRAYLIST I/P 6 1 2 3 4 10 11 O/p: 31 SOLUTION: package   A rrays ; import   java . util .*; class   SumofElements {      public   static   void   main ( String   args [])     {          Scanner   sc = new   Scanner ( System . in );          int   n = sc . nextInt ();          ArrayList < Integer >  al = new   ArrayList <>();          for ( int   i = 0 ; i < n ; i ++)         {              al . add ( sc . nextInt ());         }          int   sum = 0 ;          fo...
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