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Bhanu Priya has Published 1449 Articles

Bhanu Priya
8K+ Views
ProblemHow to convert the hexadecimal value to integer value by using the C programming language?Explain the concept.SolutionHexadecimal values represent in 16 symbols 1 to 9 & A to F. Here, A to F decimal equivalent is 10 to 15.ExampleFollowing is the C program for converting hexadecimal to an integer by ... Read More

Bhanu Priya
681 Views
The value of the pointer address is constant that means we cannot change the value of the address that is pointed by the pointer.A constant pointer is declared as follows −Data_Type const* Pointer_Name;For example, int const *p// pointer to const integerExampleFollowing is the C program to illustrate a pointer to ... Read More

Bhanu Priya
2K+ Views
ProblemDeclare int and float variables without initializing and try to print their values in C language. Explain what will happen.SolutionIf a variable is declared but not initialized or uninitialized and if those variables are trying to print, then, it will return 0 or some garbage value.Whenever we declare a variable, ... Read More

Bhanu Priya
3K+ Views
Pointers have many but easy concepts and they are very important to C programming.Two of the arithmetic pointer concepts are explained below, which are C pointer addition and subtraction respectively.C pointer additionC pointer addition refers to adding a value to the pointer variable.The formula is as follows −new_address= current_address + ... Read More

Bhanu Priya
614 Views
The pointer is a variable that stores the address of another variable.The syntax for the pointer is as follows −pointer = &variable;ExampleFollowing is the C program for the concept of pointers using C language − Live Demo#include void main(){ //Declaring variables and pointer// int a=2; int *p; ... Read More

Bhanu Priya
1K+ Views
Double pointer or pointer to pointer is a variable that holds the address of another pointer.Following is the declaration for a pointer to a pointer −datatype ** pointer_name;For example, int **p; p is a pointer to pointerInitialization − ‘&’ is used for initialization.For example, int a = 10; int *p; ... Read More

Bhanu Priya
4K+ Views
ProblemCalculate the sum of all elements of a two-dimensional array by using run-time initialization.SolutionTwo-dimensional Array is used in situations where a table of values have to be stored (or) in matrices applicationsThe syntax is as follows −datatype array_ name [rowsize] [column size];For example, int a[4] [4];Number of elements in an ... Read More

Bhanu Priya
378 Views
ProblemCalculate the sum and product of all elements in an array by using the run-time compilation.SolutionA two-dimensional array is used in situations where a table of values have to be stored (or) in matrices applicationsThe syntax is as follows −datatype array_ name [rowsize] [column size];For example, int a[5] [5];Number of ... Read More

Bhanu Priya
9K+ Views
Try to print the elements in reverse order by following an algorithm given below −Step1 − Declare an array of size 5Step 2 − Enter the 5 elements in memory using for loopStep 3 − Display elements in reverse orderBy decrementing for loopThe only logic is to reverse the elements ... Read More

Bhanu Priya
4K+ Views
The preprocessor is a program that sends the source code before it passes through the compiler. It operates under preprocessor directives which begin with the symbol #.TypesThe three types of preprocessor commands are as follows −Macro substitution directives.File inclusion directives.Compiler control directives.Macro substitution directivesIt replaces every occurrence of an identifier ... Read More