how to swap values in variables in c

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TheRubberDucky answered on October 16, 2020 Popularity 10/10 Helpfulness 2/10

answer how to swap values in variables in c

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how to swap values in variables in c

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#include <stdio.h>
#include <stdlib.h>

int main()
{
  	//initialize variables
	int num1 = 10;
	int num2 = 9;
  	int tmp;
  	
  	//create the variables needed to store the address of the variables
  	//that we want to swap values
  	int *p_num1 = &num1;
  	int *p_num2 = &num2;
  
  	//print what the values are before the swap
  	printf("num1: %i\n", num1);
    printf("num2: %i\n", num2);
  
  	//store one of the variables in tmp so we can access it later
  	//gives the value we stored in another variable the new value
  	//give the other variable the value of tmp
  	tmp = num1;
  	*p_num1 = num2;
  	*p_num2 = tmp;

  	//print the values after swap has occured
   	printf("num1: %i\n", num1);
    printf("num2: %i\n", num2);
  	
	return 0;
}

Popularity 10/10 Helpfulness 2/10 Language c

Source: Grepper

Tags: c variables

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Contributed on Oct 16 2020

TheRubberDucky

0 Answers Avg Quality 2/10

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variable swap in c

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// swap variables in C
void swap(int *x, int *y){
	int temp = *x;
    *x = *y;
    *y = temp;
}
swap(&a, &b); // address of a and b

Popularity 10/10 Helpfulness 6/10 Language c

Source: Grepper

Tags: c

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Contributed on Jun 07 2022

V _VITHURSHAN

0 Answers Avg Quality 2/10

variable swap in c

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#include <stdio.h>

void swap(int *ptr1, int *ptr2) {
    // Swapping values using pointers
    *ptr1 = *ptr1 + *ptr2;
    *ptr2 = *ptr1 - *ptr2;
    *ptr1 = *ptr1 - *ptr2;
}

int main() {
    int a = 5, b = 10;
    int *ptr1 = &a, *ptr2 = &b;

    // Before swap
    printf("Before Swap:\n");
    printf("a = %d\n", a);
    printf("b = %d\n", b);

    // Swapping using pointers
    swap(ptr1, ptr2);

    // After swap
    printf("After Swap:\n");
    printf("a = %d\n", a);
    printf("b = %d\n", b);

    return 0;
}

Popularity 8/10 Helpfulness 6/10 Language c

Source: chat.openai.com

Tags: c swap

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Contributed on Mar 04 2024

Houssam Nasser

0 Answers Avg Quality 2/10

C Programming to swap two variables

Comment

#include <stdio.h>

int main()
{
    int x = 20, y = 30, temp;
    temp = x;
    x = y;
    y = temp;
    printf("X = %d and Y = %d", x, y);
    
    return 0;
}

Popularity 9/10 Helpfulness 4/10 Language c

Source: devsenv.com

Tags: c swap s

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Contributed on Jun 28 2021

Akash

0 Answers Avg Quality 2/10

variable swap in c

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// swap variables in C
void swap(int *x, int *y){
	int temp = *x;
    *x = *y;
    *y = temp;
}
swap(&a, &b); // address of a and b

Popularity 9/10 Helpfulness 4/10 Language c

Source: Grepper

Tags: c swap s

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Contributed on Jun 07 2022

V _VITHURSHAN

0 Answers Avg Quality 2/10

swap two numbers in c

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#include<stdio.h>

void swapping(int, int);  //function declaration
int main()
{
    int a, b;

    printf("Enter values for a and b respectively: \n");
    scanf("%d %d",&a,&b);

    printf("The values of a and b BEFORE swapping are a = %d & b = %d \n", a, b);

    swapping(a, b);      //function call
    return 0;
}

void swapping(int x, int y)   //function definition
{
    int third;
    third = x;
    x    = y;
    y    = third;

    printf("The values of a and b AFTER swapping are a = %d & b = %d \n", x, y);
}

Popularity 1/10 Helpfulness 1/10 Language c

Source: www.scaler.com

Tags: c numbers swap

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Contributed on Sep 22 2021

ShrutiBongale

0 Answers Avg Quality 2/10

how to swap values in variables in c

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