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what is the output?
#define fun(a,b,t) (g ##t=(a),(a)=(b),(b)=g##t)
float gfloat;
main()
{
float a=1.12,b=3.14;
fun (a,b,float);
printf("na=%4.2f,b=%4.2f",a,b);
}
A)Error in Defining Macro
B)a=1.12,b=3.14
C)a=3.14,b=1.12
D)None of the Above
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Answer / subbu[iit kgp]
the given program as it gives errors, with some
modifications as
#define fun(a,b,t) g ##t=(a);(a)=(b);(b)=g##t
float gfloat;
main()
{
float a=1.12,b=3.14;
fun(a,b,float);
printf("a=%4.2f,b=%4.2f",a,b);
}
gives the output as option c
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