Consider the following pseudocode that uses a stack
C
declare a stack of characters
while ( there are more characters in the word to read )
{
read a character
push the character on the stack
}
while ( the stack is not empty )
{
pop a character off the stack
write the character to the screen
}
|
What is output for input \”geeksquiz\”?
(A)
geeksquizgeeksquiz
(B)
ziuqskeeg
(C)
geeksquiz
(D)
ziuqskeegziuqskeeg
Answer: (B)
Explanation:
Since the stack data structure follows LIFO order. When we pop() items from stack, they are popped in reverse order of their insertion (or push())
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