Answer Posted / guest

calloc() takes two arguments, and initializes the allocated
memory to all-bits-0.

How can you check to see whether a symbol is defined?

1104

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How can I get back to the interactive keyboard if stdin is redirected?

1192

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Explain modulus operator. What are the restrictions of a modulus operator?

1022

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What are the rules for the identifier?

1171

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What is the argument of a function in c?

1054

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#define PRINT(int) printf("int = %d ",int) main() {< BR> intx,y,z; x=03;y=02;z=01; PRINT(x^x); z<<=3;PRINT(x); y>>=3;PRINT(y); }

1188

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What is d'n in c?

1124

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Can a local variable be volatile in c?

998

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using only #include and #include Write a program in C that will read an input from the user and print it back to the user if it is a palindrome. The string ends when it encounters a whitespace. The input string is at most 30 characters. Assume the string has no spaces and distinguish between and lowercase. So madam is a palindrome, but MadAm is not a palindrome. Use scanf and %s to read the string. Sample Test: Enter a string: madam madam is a palindrome. Enter a string: 09023 09023 is not a palindrome.

1815

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What could possibly be the problem if a valid function name such as tolower() is being reported by the C compiler as undefined?

1285

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#include show(int t,va_list ptr1) { int a,x,i; a=va_arg(ptr1,int) printf(" %d",a) } display(char) { int x; listptr; va_star(otr,s); n=va_arg(ptr,int); show(x,ptr); } main() { display("hello",4,12,13,14,44); }

1283

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What is use of pointer?

1092

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Write a program to implement queue.

1129

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What is the difference between malloc calloc and realloc in c?

1149

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Explain what header files do I need in order to define the standard library functions I use?

1174

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