The code forProgram to swap two numbers without using third variable // Scala program to swap two numbers// without using 3rd variableobjectSample{defmain(args:Array[String]){varnum1:Int=10;varnum2:Int=20;println("Numbers before swapping:")printf("\tNum1:%d\n",num1)printf("\tNum...
Raw Blame // Swap two integers without using third variable #include<stdio.h> int main() { int a, b; printf("Enter two no :\n"); scanf("%d%d",&a,&b); a = a^b; b = a^b; a= a^b; printf("After swapping value of a and b : %d,%d",a,b); return 0; }Fo...
Values after swapping: a= 20, b= 10 2) Swapping two numbers without using third variable We can also swap two numbers without using the third variable. This method saves computation space hence is more effective. Let, variableacontains first value, variablebcontains second value. Step 1: a ...
To swap the contents of two strings (say s1 and s2) without the third, first of all concatenate them and store in s1. Now using the substring() method of the String class store the value of s1 in s2 and vice versa. Example Live Demo public class Sample { public static void main(...
Given two variables, x and y, swap two variables without using a third variable. Example Given x =10, y =5 Return15. 思路:考察位运算,异或。 同一个数异或两次还是其本身。 1classSolution {2public:3/**4* @param x an integer5* @param y an integer6* @return nothing7*/8voidswap(int...
The logic toswap the two arrays without using a third variableis as follows ? for(i=0;i<size;i++){first[i]=first[i]+sec[i];sec[i]=first[i]-sec[i];first[i]=first[i]-sec[i];} Program The following C program swaps two arrays without using a temporary variable. It reads the...
Suppose you have two variables x and y and you want to swap their values. The usual way to do this is using another temporary variable: temp = x; x = y; y = temp; However, the interchange of two variables can be done without the temp variable: ...
This involves creating a third variable, assigning one of the original variables to it, assigning the value of the second variable to the first variable, and then assigning the value ofthe temporary variable to the second variable. This effectively swaps the values of the two variables without ...
You can swap variables having integers without the use of additional memory (like a temporary array or variable). The following example swaps the variablesaandbusing the addition+and difference-arithmetic operators: let a = 1; let b = 2; ...
Write a JavaScript function that swaps two variables using array destructuring without a temporary variable. Write a JavaScript function that swaps two numeric variables using arithmetic operations only. Write a JavaScript function that swaps variables using bitwise XOR and verifies the swap with test ou...