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CPP All : Pointer and Arrays


Exam Paper Problems

Output writing – Pointer to array #5204

( As In Exam - CBSE12A-2018 )

Find and write the output of the following C++ program code:
Note : Ass

Find and write the output of the following C++ program code:
Note : Assume all required header files are already included in the program.

 

#define Modify(N) N*3+10
void main()
{
  int LIST[]={10,15,12,17};
  int *P=LIST, C;
  for(C=3; C>=0; C--)
    LIST[I]=Modify(LIST[I]);
  for (C=0; C<=3; C++)
  {
    cout<<*P<<":";
    P++;
  }
}

 

Output writing with pointer based traversing of an array #5318

( As In Exam - CBSE12A-2017 )

Find and write the output of the following C++ program code: Note: Assume al

Find and write the output of the following C++ program code: Note: Assume all required header files are already being included in the program.

void main()
{
  int *Point, Score[]={100,95,150,75,65,120};
  Point = Score;
  for(int L = 0; L<6; L++)
 {
    if((*Point)%10==0)
      *Point /= 2;
    else
      *Point -= 2;
    if((*Point)%5==0)
      *Point /= 5;
    Point++;
  }
  for(int L = 5; L>=0; L--)
    cout<<Score[L]<<"*";
}
Solved Problems

Output Writing Based on char and int array reference #5051

Write output of the following code. Assume that all relevant header files hav

Write output of the following code. Assume that all relevant header files have been added.

int main()
{
  char *text = "AJANTA";
  int *p, num[]={1,5,7,9};
  p=num;
  cout<<*p<<text<<endl;
  text++;
  p++;
  cout<<*p<<text<<endl;
}

Output Writing – Modifying and Reading int array using a pointer variable #5054

Write output of the following code.

int main()
{
  int *striker, t

Write output of the following code.

int main()
{
  int *striker, track[] = {10,20,30,40};
  striker=track;
  track[1]+=30;
  cout<<"striker"<<*striker<<endl;
  *striker-=10;
  striker++;
  cout<<"Next@"<<*striker<<endl;
  striker+=2;
  cout<<"Last@"<<*striker<<endl;
  cout<<"Rest to"<<track[0]<<endl;
  return 0;
}

Output writing – Pointer to string and integer array #5376

Find and write the output of the following C++ program code.

Find and write the output of the following C++ program code.

Output writing – pointer and pointer value increment for array #7500

Find and write the output of the following C++ program code.

int mai

Find and write the output of the following C++ program code.

int main( )
{
  int Ar[]={1,3,8,10,4,6,7} ;
  int *Ptr= Ar, I ;
  cout<<++*Ptr++ << '@' <<endl;
  for( int x=0; x<7 ;x++) cout<<Ar[x]<<" ";
  cout<<endl;
  I = Ar[3] - Ar[2] ;
  cout<<++*(Ptr+I)<<'@';
  cout<<Ar[I]<<'@';
  return 0;
}

Output writing – Pointer to string elements #7704

Find and write the output of the following C++ program code:
Note : Ass

Find and write the output of the following C++ program code:
Note : Assume all required header files are already included in the program.

 

int main( )
{
  char str[]="NOCONFUSION";
  cout<<*str<<*(&str[2])<<endl;
  cout.write(str,2)<<endl;
  cout.write(str+2,9)<<endl;
  return 0;
}

 

Output writing – Pointer to string as char array #7709

Find and write the output of the following C++ program code:
Note : Ass

Find and write the output of the following C++ program code:
Note : Assume all required header files are already included in the program.

 

void strpat(char *str)
{
  for(int i=0;str[i]>0;i++)
  {
    for(int j=0;j<=i;j++)
    {
      cout<<str[j];
    }
    cout<<endl;
  }   
}
int main( )
{
  char *t="CBSE";
  strpat(t);
  return 0;
}

 


Exam Paper Problems:2  Solved Problems:6 
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