Sort List

Hard Doubly Linked List: Advanced PRO

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Problem Statement

Write a C program to sort a doubly linked list in ascending order.

Input Format

First line contains n. Second line contains n unsorted elements.

Output Format

Print the sorted doubly linked list separated by spaces.

Constraints

1 <= n <= 50

Sample Input

5
40 10 50 30 20

Sample Output

10 20 30 40 50

Explanation

Sort node data values or rearrange links to produce a sorted doubly linked list output.

Starter Code

#include <stdio.h>
#include <stdlib.h>

struct Node {
    int data;
    struct Node *next;
    struct Node *prev;
};

int main() {
    int n;
    if (scanf("%d", &n) == 1) {
        // Write your code here to sort doubly linked list
    }
    return 0;
}

Limits

Time Limit: 1s
Memory Limit: 256MB

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