Answer Posted / raghuram.a

int x,y;

x =x-y;
y =y+x;
x =y-x;

or

int x,y;

x=x^y;
y=x^y;
x=x^y;

Explain the use of bit fieild.

1129

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if p is a string contained in a string?

1831

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What are the valid places to have keyword “break”?

1080

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Explain that why C is procedural?

1127

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What is const volatile variable in c?

1023

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Differentiate between null and void pointers.

1152

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Write a C++ program to generate 10 integer numbers between - 1000 and 1000, then store the summation of the odd positive numbers in variable call it sum_pos, then find the maximum digit in this variable regardless of its digits length.

1987

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Is it possible to initialize a variable at the time it was declared?

1204

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Differentiate between new and malloc(), delete and free() ?

1164

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using for loop sum 2 number of any 4 digit number in c language

2319

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how to count no of words,characters,lines in a paragraph.

4414

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Explain what are binary trees?

1061

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How to declare pointer variables?

1223

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Why do we use null pointer?

1046

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Does * p ++ increment p or what it points to?

1105

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