std::unique_ptr Ownership Transfer (std::move)

Medium Smart Pointers
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Problem Statement

Write a C++ program demonstrating exclusive ownership transfer of `std::unique_ptr` using `std::move`.

Input Format

A single integer N.

Output Format

Print value after ownership is transferred to a new unique pointer.

Constraints

-100000 <= N <= 100000

Sample Input

999

Sample Output

999

Explanation

`std::unique_ptr` cannot be copied, but its ownership can be transferred via `std::move`.

Starter Code

#include <iostream>
#include <memory>

int main() {
    int n;
    if (std::cin >> n) {
        // Write your ownership transfer logic here
    }
    return 0;
}

Limits

  • Time Limit: 1s
  • Memory Limit: 256MB

Embedded C Programming

Updated: March 15, 2026
Intermediate

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