Answer / vijayakumar kanagasabai

main()
{
int a=4;b=6;
printf("Before swapping: a=%d, b=%d",a,b);
a=a+b;
b=a-b;
a=a-b;
printf("After swapping: a=%d, b=%d",a,b);
}

Answer / saida

int a=4,b=6;
printf("Before swapping: a=%d, b=%d",a,b);
a=a^b;
b=a^b;
a=a^b;
printf("After swapping: a=%d, b=%d",a,b);
}

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