Awesome Bitwise Operations and Tricks with Examples

#include<stdio.h>
int main()
{
	int x = 10; //1010
	int n = 2;
	int result = x | (1<<n);  //1110
	printf("%d\n", result); //14
	return 0;
}

#include<stdio.h>
int main()
{
	int x = 10; //1010
	int n = 1;
	int result = x & ~(1<<n); //1000
	printf("%d", result2); 	//8
	return 0;
}

#include<stdio.h>
int main()
{
	int x = 10; //1010
	int n = 0;
	int result = x ^ (1<<n); //1011
	n = 3;
	result = result ^ (1<<n); //0011
	printf("%d\n", result); //3
	return 0;
}

#include<stdio.h>
int main()
{
	int x = 10;
	int n = 3;
	int result = x << n;  // 10 * (2^3)
	printf("%d\n", result); //80
	return 0;
}

#include<stdio.h>
int main()
{
	int x = 80;
	int n = 3;
	int result = x >> n;  // 80 / (2^3)
	printf("%d\n", result); //10
	return 0;
}

#include<stdio.h>
int main()
{
	int num1 = 10;
	int num2 = 10;
	if ((num1 ^ num2) == 0)
		printf("Equal");
	else
		printf("Not Equal");
	return 0;
}

#include<stdio.h>
int main()
{
	int num = 13;
	if ((num & 1) == 1)
		printf("Odd");
	else
		printf("Even");
	return 0;
}

#include<stdio.h>
int main()
{
	int a = 5;
	int b = 7;

	//Version 1
	a ^= b;
	b ^= a;
	a ^= b;

	printf("a = %d & b = %d\n", a, b); // a = 7 & b = 5

	//Version 2
	a = a ^ b ^ (b = a);

	printf("a = %d & b = %d", a, b); // a = 5 & b = 7
	return 0;
}

#include<stdio.h>
int main()
{
	int a = 5;
	int b = 7;

	int max = b & ((a-b) >> 31) | a & (~(a-b) >> 31);
	printf("%d", max);

	return 0;
}

#include<stdio.h>
int main()
{
	int a = 5;
	int b = 7;

	int min = a & ((a-b) >> 31) | b & (~(a-b) >> 31);
	printf("%d", min);

	return 0;
}

#include<stdio.h>
int main()
{
	int num1 = 5;
	int num2 = -7;

	if ((num1 ^ num2) >= 0)
		printf("Same Sign");
	else
		printf("Different Sign");

	return 0;
}

#include<stdio.h>
int main()
{
	int num = 5;

	num = ~num + 1;
	printf("num = %d", num);

	return 0;
}

#include<stdio.h>
int main()
{
	int num = 16;

	if (num > 0 && (num & (num - 1)) == 0)
		printf("Number is power of 2");
	else
		printf("Number is not power of 2");
	return 0;
}

#include<stdio.h>
int main()
{
	int num = 16;

	num = -~num;
	printf("num = %d", num);

	return 0;
}

#include<stdio.h>
int main()
{
	int num = 16;

	num = ~-num;
	printf("num = %d", num);

	return 0;
}