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

登录课程 / 比赛任务参与者控制台模块编译器关键字排名表

ru en cn

5774136

User

Крюков Никита Владимирович

Time

21:43<< 14.11.2021 21:52 (25天 19:52) 21:52>>

Processing

21:52 ... 21:52 (3,29 秒)

File

5774136.cpp (CLang++ 5.0.0 + Address Sanitizer)

Contest

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

Problem

A: Набор фигур

Testset

Limits

Time: 1s Memory: 4096Mb

Status [?]

LI	Source check error

source | results

figure.h:86:  Add #include <memory> for make_shared<>  [build/include_what_you_use] [4]
Done processing figure.h
Total errors found: 1

[打印 | | ]

≡

#include<string>
#include<iostream>
#include<fstream>
#include<vector>
#include<iomanip>
#include<sstream>
#include<cmath>

using std::string;
using std::make_shared;

class Figure {
 public:
    explicit Figure(const string& type) : t(type) {}
    virtual string Name() const = 0;
    virtual double Perimeter() const = 0;
    virtual double Area() const = 0;
    const string t;
};

class Triangle : public Figure {
 private:
    int a, b, c;
 public:
    Triangle(const int& a, const int& b, const int& c) : Figure("TRIANGLE"),
    a(a), b(b), c(c) {}
    string Name() const {
        return t;
    }
    double Perimeter() const {
        return a + b + c;
    }
    double Area() const {
        double p = Perimeter() / 2;
        return sqrt(p * (p - a) * (p - b) * (p - c));
    }
};

class Rect : public Figure {
 private:
    int a, b;
 public:
    Rect(const int& a, const int& b) : Figure("RECT"), a(a), b(b) {}
    string Name() const {
        return t;
    }
    double Perimeter() const {
        return 2 * (a + b);
    }
    double Area() const {
        return a * b;
    }
};

class Circle : public Figure {
 private:
    int r;
 public:
    explicit Circle(const int& r) : Figure("CIRCLE"), r(r) {}
    string Name() const {
        return t;
    }
    double Perimeter() const {
        return r * 6.28;
    }
    double Area() const {
        return r * r * 3.14;
    }
};

std::shared_ptr<Figure> CreateFigure(std::istringstream stream) {
    std::shared_ptr<Figure> res;
    string figure;
    stream >> figure;
    if (figure == "TRIANGLE") {
        int a, b, c;
        stream >> a >> b >> c;
        res = make_shared<Triangle>(a, b, c);
    } else if (figure == "RECT") {
        int a, b;
        stream >> a >> b;
        res = make_shared<Rect>(a, b);
    } else if (figure == "CIRCLE") {
        int r;
        stream >> r;
        res = make_shared<Circle>(r);
    }

return res;
}

(2 012 b)

0.193s 0.008s 10