2 курс. Программирование на C++. Турнир 2, осень 2021

ru en cn

5640230

User

Павлюк Роман Сергеевич

Time

22:07<< 02.11.2021 22:08 (13 d. 20:09) 22:09>>

Processing

22:08 ... 22:08 (6,74 sec.)

File

5640230.cpp (CLang++ 5.0.0 + Address Sanitizer)

Contest

2 курс. Программирование на C++. Турнир 2, осень 2021

Problem

B: Фабрика

Testset

Limits

Time: 1s Memory: 4096Mb

Status [?]

LI	Source check error

source | results

factory.h:34:  Redundant blank line at the start of a code block should be deleted.  [whitespace/blank_line] [2]
factory.h:42:  Missing space around colon in range-based for loop  [whitespace/forcolon] [2]
factory.h:55:  Lines should be <= 80 characters long  [whitespace/line_length] [2]
factory.h:57:  Add #include <vector> for vector<>  [build/include_what_you_use] [4]
Done processing factory.h
Total errors found: 4

[print | | ]

≡

#pragma once

#include <string>
#include <random>
#include <memory>

class Object {
 public:
    virtual std::string ToString() const = 0;

virtual ~Object() {}
};

class NewSmth : public Object {
 public:
    explicit NewSmth(const std::string &class_id) {
        class_id_ = class_id;
    }

std::string ToString() const override {
        return class_id_;
    }

private:
    std::string class_id_;
};

Object *NewSomeObject(const std::string &class_id) {
    return new NewSmth(class_id);
}

class Factory {

public:
    void Register(const std::string &class_id, Object *(*instance_creator)()) {
        this->ids.push_back(class_id);
        this->funcs.push_back(instance_creator);
    }

Object *Create(const std::string &basicString) {
        for (const auto &i: this->std_ids) {
            if (i == basicString) {
                return NewSomeObject(basicString);
            }
        }
        for (int i = 0; i < this->ids.size(); i++) {
            if (this->ids[i] == basicString) {
                return this->funcs[i]();
            }
        }
    }

private:
    std::vector<std::string> std_ids{"list", "apple!", "yet another identifier"};
    std::vector<std::string> ids;
    std::vector<Object *(*)()> funcs;
};

(1 315 b)

0.138s 0.012s 10