Splet20. feb. 2024 · Use Arithmetic Operations to Implement Swap Function in C Alternatively, one can implement a swap function using only addition and subtraction operations. We operate on passed pointers in the function, thus, modifying the argument values directly. SpletC Program to swap two nibbles in a byte using function: Using Call by reference: #include void swapNibbles(unsigned char *p) { *p = ( (*p & 0x0F)<<4 (*p & 0xF0)>>4); } int main() { unsigned char value = 100; //swapping the nibbles swapNibbles(&value); printf("%u\n", value); return 0; } Output: 70 Using Call by value: #include
C Program To Swap Two Numbers using Pointers - YouTube
SpletC program to demonstrate right shift (>>) operator; C program to set/clear (low/high) bits of a number; C program to swap two numbers using bitwise operator; C program to Count the Number of Trailing Zeroes in an Integer; C program to find the Highest Bit Set for any given Integer; C program to check if all the bits of a given integer is one (1 ... Splet01. feb. 2014 · C Program to Swap two Numbers. Given two numbers, write a C program to swap the given numbers. Input : x = 10, y = 20; Output : x = 20, y = 10 Input : x = 200, y = … forge ladysmith
Swap-Funktion in C implementieren Delft Stack
SpletThis example contains two different techniques to swap numbers in C programming. The first program uses temporary variable to swap numbers, whereas the second program doesn't use temporary variables. Example 1: Swap Numbers (Using Temporary Variable) Splet18. jan. 2024 · In your original swap function, you're overwriting the data that first points to. Saving the pointer in another variable doesn't save the original data anywhere. So when … SpletAlice and Bob are playing a game on an array a of n positive integers. Alice and Bob make alternating moves with Alice going first. In his/her turn, the player makes the following move: If a 1 = 0, the player loses the game, otherwise: Player chooses some i with 2 ≤ i ≤ n. Then player decreases the value of a 1 by 1 and swaps a 1 with a i. difference between an inn and a hotel