Program Preprocessor variable postfix , C/C++ Programming

Assignment Help:

Run the following C++ program with and without preprocessor variable POSTFIX defined.

#include

using namespace std;

extern "C" int atoi( const char *str );

struct Node {

int i, j, k;

Node() {}

};

int main( int argc, char *argv[ ] ) {

int times = 10000;

switch ( argc ) {

case 2:

times = atoi( argv[1] );

} // switch

vector v( 10000 );

vector::iterator vi;

volatile int j = 0; // ignore, prevent loop elimination

for ( int i = 0; i < times; i += 1 ) {

for ( vi = v.begin(); vi != v.end();

#ifdef POSTFIX

vi ++

#else

++ vi

#endif

) {

j += 1; // ignore, prevent loop elimination

}

}

}


Related Discussions:- Program Preprocessor variable postfix

How must runtime errors be handled in c++, How must runtime errors be handl...

How must runtime errors be handled in C++ - Runtime errors in C++ can be handled using exceptions. - This exception handling mechanism in C++ is developed to handle errors i

Logical operators, how can i make a program with !(not) operator

how can i make a program with !(not) operator

Program, Byteland county is very famous for luminous jewels. Luminous jewel...

Byteland county is very famous for luminous jewels. Luminous jewels are used in making beautiful necklaces. A necklace consists of various luminous jewels of particular colour. Nec

Basic input -output library of subroutines, GetChar - get a character fro...

GetChar - get a character from the keyboard, echo to the display and return it in reg al. - Note: if a linefeed (LF) is received (Enter key), a carriage return (CR) will als

Can i employ realloc() on pointers allocated through new?, A: No.       ...

A: No.       While realloc() need to copy the allocation, this uses a bitwise copy operation, that will tear several C++ objects to shreds. C++ objects must be allowed to copy t

C program to demonstrate pointer to array, C program to demonstrate Pointer...

C program to demonstrate Pointer to array: void p2a(int *); void main() {                 int x=10, *a,**b;                 int arr[5];                 a=&x;//po

Advantages to the use of functions, Question: (a) What is a function? A...

Question: (a) What is a function? Are functions needed when writing a C program? (b) State one of the advantages to the use of functions. (c) What do you meant by underst

Write a fragment of code that declares a variable, (a) Write a fragment of ...

(a) Write a fragment of code that declares a variable colSp of type ColourSpot, and then moves it to the point (3, -4), and sets its colour to Green. (b) A function QU8 is speci

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd