What are the advantages of using macro in c language?

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#include<stdio.h> #include<conio.h> # define swap(a,b) temp=a; a=b; b=temp; void main( ) { int i, j, temp; i=5; j=10; temp=0; if( i > j) swap( i, j ); printf( "%d %d %d", i, j, temp); }

9 Answers   Burning Glass,

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What are the uses of pre-processor directives?

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Explain about the functions strcat() and strcmp()?

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What is true about the following C Functions (a) Need not return any value (b) Should always return an integer (c) Should always return a float (d) Should always return more than one value

2 Answers   DynPro, TCS,

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void main() { int i=5; printf("%d",i+++++i); }

17 Answers   ME,

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a parameter passed between a calling program and a called program a) variable b) constant c) argument d) all of the above

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What is the hardest programming language?

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What is bubble sort technique in c?

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Can a variable be both const and volatile?

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How can I handle floating-point exceptions gracefully?

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What is the benefit of using #define to declare a constant?

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