2 курс. Программирование на C++. Турнир 1, осень 2021

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5418125

Пользователь

Акуленко Валерий Васильевич

Время

29.09.2021 19:07 (14 д. 09:40) 19:11>>

Обработка

19:07 ... 19:07 (2,82 сек.)

Файл

5418125.cpp (CLang++ 5.0.0 + Address Sanitizer)

Турнир

2 курс. Программирование на C++. Турнир 1, осень 2021

Задача

B: Finite Field (Hard version)

Набор тестов

Ограничения

Время: 5с Память: 512Мб

Состояние [?]

LI	Ошибка проверки исходного кода

код | результаты

num.cpp:29:  Tab found; better to use spaces  [whitespace/tab] [1]
num.cpp:33:  Redundant blank line at the start of a code block should be deleted.  [whitespace/blank_line] [2]
num.cpp:35:  Lines should be <= 80 characters long  [whitespace/line_length] [2]
num.cpp:81:  Extra space after (  [whitespace/parens] [2]
num.cpp:81:  Extra space before )  [whitespace/parens] [2]
num.cpp:83:  Tab found; better to use spaces  [whitespace/tab] [1]
num.cpp:83:  Extra space after (  [whitespace/parens] [2]
num.cpp:83:  Extra space before )  [whitespace/parens] [2]
num.cpp:102:  At least two spaces is best between code and comments  [whitespace/comments] [2]
num.cpp:102:  Should have a space between // and comment  [whitespace/comments] [4]
num.cpp:26:  run/num.cpp should include its header file run/num.h  [build/include] [5]
Done processing num.cpp
Total errors found: 11

[печатать | | ]

≡

class Num {
 public:
  Num(int value, int modulo);

Num &operator=(const Num &other);

Num operator+(const Num &other);
  Num operator-(const Num &other);
  Num operator*(const Num &other);
  Num operator+(int num);
  Num operator-(int num);
  Num operator*(int num);

Num &operator+=(const Num &other);
  Num &operator-=(const Num &other);
  Num &operator*=(const Num &other);
  Num &operator+=(int num);
  Num &operator-=(int num);
  Num &operator*=(int num);

int value;
  int modulo;
};

#include <algorithm>
Num::Num(int value, int modulo) : value(value), modulo(modulo) {
  if (this->modulo != 0)
	this->value %= this->modulo;
}

Num &Num::operator=(const Num &other) {

Num tmp = other;
  // the are much better way is create member f that is wrapper calling copy & swap
  // but now we doing shit
  std::swap(this->modulo, tmp.modulo);
  std::swap(this->value, tmp.value);
  return *this;
}

Num Num::operator+(const Num &other) {
  Num obj = *this;
  return obj += other;
}

Num Num::operator-(const Num &other) {
  Num obj = *this;
  return obj -= other;
}

Num Num::operator*(const Num &other) {
  Num obj = *this;
  return obj *= other;
}

Num Num::operator+(int num) {
  Num obj = *this;
  return obj += num;
}

Num Num::operator-(int num) {
  Num obj = *this;
  return obj -= num;
}

Num Num::operator*(int num) {
  Num obj = *this;
  return obj *= num;
}

Num &Num::operator+=(const Num &other) {
  int64_t buf = this->value;
  buf += other.value;
  buf %= modulo;
  this->value = buf;
  return *this;
}

Num &Num::operator-=(const Num &other) {
  int num = ( this->value - other.value ) % this->modulo;   // 4 - 12
  if (num < 0)
	num = ( this->modulo + num ) % this->modulo;
  this->value = num;
  return *this;
}

Num &Num::operator*=(const Num &other) {
  int64_t buf = this->value;
  buf *= other.value;
  buf %= modulo;
  this->value = buf;
  return *this;
}

Num &Num::operator+=(int num) {
  *this += Num(num, 0);
  return *this;
}

Num &Num::operator-=(int num) {
  *this -= Num(num, 0); //hm
  return *this;
}

Num &Num::operator*=(int num) {
  return *this *= Num(num, 0);
}

(2 220 b)

0.121s 0.009s 10