Array Implementation of Stacks and Queues

#include <stdio.h>
int main()
{
    int limit,i,answer,a[100],value,temp,top;
    printf("Enter the limit: ");
    scanf("%i",&limit);
    temp=limit;
    printf("Enter %i elements in the array.\n",limit);
    for(i=0;i<limit;i++)
        scanf("%i",&a[i]);
    printf("Limit is reached. What type of array is this? \n 1. Queue 2.Stack\n");
    scanf("%i",&answer);
    switch (answer)
    {
        case 1:
                printf("The Queue is: \n");
                for (i=limit-1; i>=0; i--)
                printf("%i ",a[i]);
                do
                {
                    printf("\n What do you want to do?\n \n1.Insert 2. Delete. 3.Quit: ");
                    scanf("%i",&answer);
                    if (answer==1)
                    {
                        printf("Enter the value: ");
                        scanf("%i",&value);
                        if(limit==temp)
                        {
                            limit++;                        //Insert
                            a[limit-1]=value;
                            a[0]=0;
                            for(i=1; i<limit; i++)
                            a[i-1] = a[i];
                            limit--;
                        }
                        else
                        {
                            limit++;
                            a[limit-1]=value;
                        }
                        printf("The new Queue is: ");
                        for (i=limit-1; i>=0; i--)
                            printf("%i ",a[i]);
                    }
                    if(answer == 2)                     //Delete
                    {
                        if (limit==0)
                        {
                            printf("The Queue is empty.");
                            continue;
                        }
                        a[0]=0;
                        for(i=1; i<limit; i++)
                            a[i-1] = a[i];
                        limit--;
                        if( limit == 0)
                        {
                            printf("The Queue is Empty.");
                            continue;
                        }
                        printf("The new array is: ");
                        for (i = limit-1; i>=0; i--)
                            printf("%i ",a[i]);
                    }
                }while (answer != 3);
                break;
        case 2:
                printf("The stack is full. The array is:-\n");
                for(i=limit-1;i>=0;i--)
                    printf("%i \n",a[i]);
                do
                {
                    top=limit-1;
                    printf("\n What do you want to do?\n \n1.Insert 2. Delete. 3.Quit: ");
                    scanf("%i",&answer);
                    if(answer==1)
                    {
                        if(limit>=temp)
                        {
                            printf("The stack is full. Try deleting first.");
                            continue;
                        }
                        limit++;
                        printf("Enter the value: ");
                        scanf("%i",&value);
                            a[top+1]=value;
                        top++;
                        printf("The new array is:-\n");
                        for(i=limit-1;i>=0;i--)
                            printf("%i \n",a[i]);
                    }
                    if(answer==2)
                    {
                        if(limit==0)
                        {
                            printf("The stack is empty. \n");
                            continue;
                        }
                        a[top]=0;
                        limit--;
                        top--;
                        if(limit==0)
                        {
                            printf("The stack is empty. \n");
                            continue;
                        }
                        printf("The new array is:-\n");
                        for(i=limit-1;i>=0;i--)
                            printf("%i \n",a[i]);
                    }
                } while(answer != 3);
                break;

    }
    fflush(stdin);
    getchar;
}