Question

How to reverse the elements of an array using stack in java?

Answer 1

Answer:

Explanation:

To reverse an array using stack initially push all elements in to the stack using the push() method then, retrieve them back using the pop() method into another array.

Answer 2

Answer:

Explanation:

reversing  an array of  elements using a Stack in C

#include<stdio.h>

int stack[20];

int top=-1;

void push(int elem)

{

   top=top+1;

stack[top]=elem;

}

int pop()

{

   int t = stack[top];

   top=top-1;

return t;

}

int main()

{

int i,n,a[20];

printf("enter the range of elements :");

scanf("%d",&n);

printf("enter the elements of the list:");

for(i=0;i<n;i++)

{

 scanf("%d",&a[i]);

 push(a[i]);

}

printf("Reversing array as below and printing : ");

for(i=0;i<n;i++)

{

    a[i]=pop();

}

for(i=0;i<n;i++)

    printf("%d ",a[i]);

return 0;

}