Curioustab

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What will be the output of the program? #include #define JOIN(s1, s2) printf("%s=%s %s=%s \n", #s1, s1, #s2, s2); int main() { char str1="India"; char str2="CURIOUSTAB"; JOIN(str1, str2); return 0; }

str1=CuriousTab str2=CURIOUSTAB
str1=India str2=CURIOUSTAB
str1=India str2=CuriousTab
Error: in macro substitution

Correct Answer: str1=India str2=CURIOUSTAB

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The preprocessor can trap simple errors like missing declarations, nested comments or mismatch of braces.

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