#include <iostream>
#include "num.h"
Num::Num(int value, int modulo) {
this->value = value % modulo;
this->modulo = modulo;
}
Num& Num::operator=(const Num& other) {
this->value = other.value;
this->modulo = other.modulo;
return *this;
}
Num Num::operator+(const Num& other) {
int64_t buffer = this->value;
buffer += other.value;
return Num(buffer % this->modulo, this->modulo);
}
Num Num::operator-(const Num& other) {
int64_t buffer = this->value;
buffer -= other.value;
return Num(buffer % this->modulo, this->modulo);
}
Num Num::operator*(const Num& other) {
int64_t buffer = this->value;
buffer *= other.value;
return Num(buffer % this->modulo, this->modulo);
}
Num Num::operator+(int num) {
int64_t buffer = this->value;
buffer += num;
return Num(buffer % this->modulo, this->modulo);
}
Num Num::operator-(int num) {
int64_t buffer = this->value;;
buffer -= num;
return Num(buffer % this->modulo, this->modulo);
}
Num Num::operator*(int num) {
int64_t buffer = this->value;;
buffer *= num;
return Num(buffer % this->modulo, this->modulo);
}
Num& Num::operator+=(const Num& other) {
int64_t buffer = this->value;
buffer += other.value;
if (buffer > this->modulo) {
buffer -= this->modulo;
}
this->value = buffer % this->modulo;
this->modulo = modulo;
return *this;
}
Num& Num::operator-=(const Num& other) {
int64_t buffer = this->value;
buffer -= other.value;
if (buffer < this->modulo) {
buffer += this->modulo;
}
this->value = buffer % this->modulo;
this->modulo = modulo;
return *this;
}
Num& Num::operator*=(const Num& other) {
int64_t buffer = this->value;
buffer *= other.value;
if (buffer < this->modulo) {
buffer += this->modulo;
}
if (buffer > this->modulo) {
buffer -= this->modulo;
}
this->value = buffer % this->modulo;
this->modulo = modulo;
return *this;
}
Num& Num::operator+=(int num) {
int64_t buffer = this->value;
buffer += num;
if (buffer > this->modulo) {
buffer -= this->modulo;
}
this->value = buffer % this->modulo;
return *this;
}
Num& Num::operator-=(int num) {
int64_t buffer = this->value;
buffer -= num;
if (buffer < this->modulo) {
buffer += this->modulo;
}
this->value = buffer % this->modulo;
return *this;
}
Num& Num::operator*=(int num) {
int64_t buffer = this->value;
buffer *= num;
if (buffer < this->modulo) {
buffer += this->modulo;
}
if (buffer > this->modulo) {
buffer -= this->modulo;
}
this->value = buffer % this->modulo;
return *this;
}