Swapping without using temporary variable in C - Addition & Subtraction

	/**
	* Swapping without using a temporary variable in C
	* (Addition & Subtraction)
	**/
	#include<stdio.h>
	int main(void)
	{
	int a = 5, b = 10;
	printf("Initially, a = %d and b = %d\n", a, b);
	a = a + b;
	b = a - b;
	a = a - b;
	printf("After swapping, a = %d and b = %d\n", a, b);
	return 0;
	}

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Written by Munia Balayil