从非基元类型的向量中删除重复的元素

#include <iostream>
#include <vector>
#include <algorithm>

template<typename T>
std::vector<T> removeDuplicates(const std::vector<T>& vec) {
    std::vector<T> result;
    for (const auto& element : vec) {
        if (std::find(result.begin(), result.end(), element) == result.end()) {
            result.push_back(element);
        }
    }
    return result;
}

int main() {
    std::vector<int> originalVec = {1, 2, 3, 2, 4, 5, 1, 3};
    std::vector<int> uniqueVec = removeDuplicates(originalVec);

    std::cout << "Original Vector: ";
    for (const auto& element : originalVec) {
        std::cout << element << " ";
    }
    std::cout << std::endl;

    std::cout << "Unique Vector: ";
    for (const auto& element : uniqueVec) {
        std::cout << element << " ";
    }
    std::cout << std::endl;

    return 0;
}