#include <stdio.h>
#define MAX_X 5
#define MAX_Y 5

int topx = -1;
int topy = 10;

/* Begin of push_x */
void push_x(int *stack) {
    int info;

    if (topx >= (MAX_X - 1)) {
        printf("\n\nStack X Overflow");
        return;
    } else {
        printf("\n\nEnter The info To Push: ");
        scanf("%d", &info);
        topx++;
        stack[topx] = info;
    }
}
/* End of push_x */

/* Begin of push_y */
void push_y(int *stack) {
    int info;

    if (topy <= (MAX_Y)) {
        printf("\n\nStack Y Overflow");
        return;
    } else {
        printf("\n\nEnter The info To Push: ");
        scanf("%d", &info);
        topy--;
        stack[topy] = info;
    }
}
/* End of push_y */

/* Begin of pop_x */
void pop_x(int *stack) {
    if (topx == -1) {
        printf("Stack X is Underflow");
        return;
    } else {
        printf("Item Popped from stack X is: %d\n", stack[topx]);
        topx--;
    }
}
/* End of pop_x */

/* Begin of pop_y */
void pop_y(int *stack) {
    if (topy == 10) {
        printf("Stack Y is Underflow");
        return;
    } else {
        printf("Item Popped from stack Y is: %d\n", stack[topy]);
        topy++;
    }
}
/* End of pop_y */

/* Begin of display_x */
void display_x(int *stack) {
    int i;
    if (topx == -1) {
        printf("Stack X is Empty");
        return;
    } else {
        for (i = topx; i >= 0; i--) {
            printf("%d,", stack[i]);
        }
        printf("\n");
    }
}
/* End of display_x */

/* Begin of display_y */
void display_y(int *stack) {
    int i;
    if (topy == 10) {
        printf("Stack Y is Empty");
        return;
    } else {
        for (i = topy; i <= 9; i++) {
            printf("%d,", stack[i]);
        }
        printf("\n");
    }
}
/* End of display_y */

/* Begin of main */
int main() {
    int choice;
    int stack[MAX_X + MAX_Y];

    do {
        printf("1. Push_X\n2. Push_Y\n");
        printf("3. Pop_X\n4. Pop_Y\n");
        printf("5. Display_X\n6. Display_Y\n");
        printf("7. Exit\n");
        printf("\nEnter Choice: ");
        scanf("%d", &choice);

        switch (choice) {
            case 1:
                push_x(stack);
                break;
            case 2:
                push_y(stack);
                break;
            case 3:
                pop_x(stack);
                break;
            case 4:
                pop_y(stack);
                break;
            case 5:
                display_x(stack);
                break;
            case 6:
                display_y(stack);
                break;
            case 7:
                break;
            default:
                printf("Wrong Option...\n");
        }
    } while (choice != 7);

    return 0;
}
/* End of main */