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Operation on array:
void Array::add( Object& toAdd )
{
lastElementIndex++;
while( ptrAt( lastElementIndex ) != ZERO &&
lastElementIndex <= upperbound
)
if( lastElementIndex > upperbound )
reallocate( lastElementIndex - lowerbound + 1 );
setData( lastElementIndex, &toAdd );
itemsInContainer++;
CHECK( itemsInContainer > 0 );
}
void Array::addAt( Object& toAdd, int atIndex )
PRECONDITION( atIndex >= lowerbound );
if( atIndex > upperbound )
reallocate( atIndex - lowerbound + 1 );
if( ptrAt( atIndex ) != ZERO )
delete ptrAt( atIndex );
setData( atIndex, &toAdd );
Can I drop the [] while deleteing array of some built-in type (char, int, etc)? A: No. you can't Sometimes programmers think that the [] in the delete[] p only present so the
need some help with finishing a program
A string S is said to be "Super ASCII", if it contains the character frequency equal to their ascii values. String will contain only lower case alphabets (''a''-''z'') and the asci
Write a function that calculates the number of elapsed days between two dates. For example the days between Feb 3, 1970 and June 21, 1980? Becareful for the Leap year.
coding
Define some Important Point for bit fields with structures? Only n lower bits will be assigned to an n bit number thus type cannot take values larger than 15 (4 bits long)
A: In C++, the definition of NULL is 0, thus there is only an aesthetic difference. I prefer to ignore macros, so I employ 0. Another difficulty with NULL is that people sometimes
Hotel package
A: The answer to this lies actually, how they used. Along ++i(PreIncrement) the variable is incremented and new value is returned. Thus it needs one instruction to increment the va
Write a program which incorporates a function named compute and which is used to calculate the area and circumference of a circle. Use the main function for inputs and outputs.
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