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void main(){ int a; a=1; while(a-->=1) while(a-->=0); printf("%d",a); }
The % symbol has a special use in a printf statement. Explain how would you place this character as part of the output on the screen?
What is difference between Structure and Unions?
What's the difference between constant char *p and char * constant p?
What is an identifier?
Explain how can you restore a redirected standard stream?
Can the sizeof operator be used to tell the size of an array passed to a function?
what is the height of tree if leaf node is at level 3. please explain
Explain what is the difference between a string copy (strcpy) and a memory copy (memcpy)? When should each be used?
Where are the auto variables stored?
What are pragmas and what are they good for?
How are portions of a program disabled in demo versions?
how many errors in c explain deply
Can a pointer be volatile in c?
How would you use the functions fseek(), freed(), fwrite() and ftell()?