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Write a class called Adder that stores the sum of all the ints given to it. Your Adder class should allow you to write the following main function (and code like it):

int main()
{
int x,y;
cin >> x >> y;
Adder sum1; // sum1 is initialized to 0 
Adder sum2(x); // sum2 is initialized to x
Adder sum3(y); // sum1 is initialized to y 
cout << "sum1 is " << sum1 << '\n'; // prints "sum1 is 0" 
cout << "sum2 is " << sum2 << '\n'; // prints "sum2 is x"
cout << "sum3 is " << sum3 << '\n'; // prints "sum3 is y" 
sum1 += x; //adds x to sum1; now sum1 is x 
sum2 += -3; // adds -3 to sum2; now sum2 is x-3
sum3 += 2; //adds 2 to sum3; now sum3 is y+2 
if (sum1 == sum2)
cout << "sum1 and sum2 are the same\n";
else cout << "sum1 and sum2 are not the same\n";
if (sum1 == sum3)
cout << "sum1 and sum3 are the same\n";
else cout << "sum1 and sum3 are not the same\n";
}

You should write the functions that are necessary for Adder to be used as in the above program. Combine them all together in your answer to make a perfect program. Use const wherever appropriate, and do not write or use a cast operator. Make sure to include any necessary header files.

Example input:

3 5

Example output:

sum1 is 0
sum2 is 3
sum3 is 5
sum1 and sum2 are not the same
sum1 and sum3 are not the same

 

[Exercise] Coding (C) - đã hỏi trong C++
ID: 24588 - Xem được từ: Không giới hạn - Hiệu lực đến: Không giới hạn

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Hidden content!
* * * ** * * *

using namespace std;



class Adder{
* * ******** * ******
* * * *** ** * *** *** *** **** * * *** *** ******** num)
** ** * * * * * * ** *** ** * ** ** * * * *** **
* ** * ** * ** ** * *** *** *** * * * * *** * * **** ** *** * *
** * ** *** * * ****** *** * ** ** ** * **** * *
* * * * ** ** * ** ** * ** **** * *
* ** **** ** * * * ** * ***** * **** * *
***** ** * ***** * ** * * *** * *** * * ** *** * * * ** * * * **
* * * ** * *** * * * **** * * *
**** *** ** * * * ** **** * ** ** * **** ** ***
** ** * ** ***** ** ***** ** *** * * ****** * *
*** ** * ** * * * * *** ***** ***** **** * * ** * ** ** **** * *** ** ** * * x;
** *** ******* *** * *** * ** ** *** *
**** ** ** ******* * *** ** * * * ** ** ** ** * ****** int b)
* **** *** *** * * * * * * * * * * ** * ** * *
**** * ** ***** ** *** * ** * *** *** ** ** *** * * ** * *** * **** ** * **
** ** * * * * ****** ** * * * * ** * ** *** * * * * * x;
* ***** * **** ** * *** *** * * **** * ** * *


* * * **** ** * **** * * * **** ** * * * * operator == (const ** *** b)
* ** ** ** * ** * ******** * ***** ** * *
** **** * ** ****** * * *** * *** *** * ***** ** * ** *** *** ** * ** ** **
** * ***** * ** * * *** * * * * * **** * ** ** * ** ** * **
* * ** * * * ** * ********* * ** * * *** **
**** ** * * *** ***
** * * * ** *** ** *** * ** ********** ** * *** * x;

};



int main()

{

int x,y;

cin ***** ** x ** ** y;

Adder sum1; // sum1 is * * to 0

Adder sum2(x); // sum2 is ** * to x

Adder sum3(y); // sum1 is initialized to y

cout **** * * ** is " * **** * * *** **** ** '\n'; // prints * * * *** is 0"

cout *** ** * * * * is " ** * * * * * * '\n'; // prints ** * is x"

cout ** ** * ** ** * * ** is " * ** * *** **** * ** *** *** * '\n'; // prints * * ** ** is * ***

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2

 

if (sum1 == sum2)

cout ** ** * * * and sum2 are the * * ******

else cout * * ** and sum2 are not the ** **

if (sum1 == sum3)

cout ** * ** * ** ** and sum3 are the * ***** ***

else cout * **** *** **** ** and sum3 are not the **** ****

}
trả lời bởi (-412 điểm)
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Hidden content!
* * * ** ** *** ***

using namespace std;



class Adder{
* * *** *** * * ***** *
* ** ** * * ** *** ** * ****** * * ** ** ** num)
* * * * * ******* * * * * ** ** ** * * ** * *
* * ** ****** ** * *** ***** * ** * ****** * ** * *** ******* *
* ** ** ** *** ** * *** *** *
*** * * ** * **** * **** * ** ** ** * **** * * ***
******* * ** *** ** * ** * * ** * * *** *
** * * ******* ** *** ** ** ***** ** * ** * * **** * **** * * ** ****
* **** **** * * ** * **** * ** **
** ** ** ** ** * * *** ** * ******* * *** ** ***
** ******* **** ***** * * * *** * **
** *** * ** * ** ******* * *** ****** *** ** *** * * *** * * ** x;
* * ** **** * * **** * * ** * * * *****
* * ********** * * * * * * ** * * ** * * ** * * ** * int b)
* * ******* *** ** ******* **** ** * *****
* * * *** * ** **** * * * * **** * ** **** * *** ** * * * * * *** *** * ****
** * * ***** *** * * * * * * * ** * ****** *** *** *** * * ** * x;
* * * ** * *** * ** ****** ** ***** * ******* * ** *


* ** ** * * *** * **** * * **** * * *** ** operator == (const * ** * b)
* ****** * * ****** * *** * ** * ** * * *
* * * * *** * * * *** *** * * * *** * ** * * *** ***** ****** *** ** * *
* * *** * *** ** ** ** * * ** * * ** ****** * ** * ** * **
* * ****** ** ** *** * * *** * ** *** * * ** *
* * ** * * ** * * * ****
* * * * ** *** *** ****** * * ** * ** x;

};



int main()

{

int x,y;

cin * * * x **** ** y;

Adder sum1; // sum1 is * * ** to 0

Adder sum2(x); // sum2 is ****** to x

Adder sum3(y); // sum1 is initialized to y

cout ***** * *** ** is " * *** ** * * * *** * '\n'; // prints ** ** ** * is 0"

cout *** * * ****** is " ***** **** * * *** ***** '\n'; // prints ** * * is x"

cout ** ** *** * ** * * is " ** * *** * * '\n'; // prints ** is * *****

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2

 

if (sum1 == sum2)

cout * *** ** * **** and sum2 are the * * *

else cout * ** ** *** ** * * and sum2 are not the * * **

if (sum1 == sum3)

cout * *** * * ** and sum3 are the * ** *

else cout ** **** * *** ** and sum3 are not the * ** *

}
trả lời bởi (-412 điểm)
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Hidden content!
#include **** *** * ** *



using namespace std;



class Adder{
* * * * * *
* * ** ******* **
*** ** * * * * *** **
*** ** * **** * ** * * * * * ** * * ** ** ** a)
* * * * ***** ** ** *
*** ** ** ****** * * ** ****** * ***** **** **** ** ** * * * = * *** *** ** + a.sum);
* * ** * * ** * ** **** ** ***** *** * ** * *this;
**** * *** *
** ** * * ** * * ***** ** * Adder &a)
** * * * * ** **
* * * * * * ** *** ** *** * * ** *** *** ** * == a.sum)
*** **** ** * * ** * ** * ** ***** * **** *** ** ** ****** * 1;
* *** *** ***** * * * ** **** ****** * * **
* ** *** * **** *** * * ** * ** ** *** ** ** * * ***** * * 0;
* * **** * * *** ** ******
* ** *** * *** ** * * * * * * * ** * * * ** ******** * * os, const Adder &a)
* * * * * * *****
*** ** * * ****** *** * **** *** * ** * * **** ** a.sum;
* ******** ** * ** *** * * * *** ** * ** * * ** os;
** ***** * * * ***
******** ** **
***** * * ** ***** * *** * sum;

};


* *

{
* * ***** * *** * * ** * = 0;

}


* * * * **** a)

{
* ** * ** * **** = a;

}



int main()

{
** **** ** * ** * ** * * x,y;
** ***** * *** * ***** * * * * * * x ** *** y;
* * **** * * * * * ** * ** sum1; // sum1 is initialized to 0
** * ** *** *** * ** sum2(x); // sum2 is initialized to x
* **** * **** * *** **** ** sum3(y); // sum1 is initialized to y
* **** * ****** ** * * * * *** **** * *** **** ** ** * ** is " *** * ** sum1 **** ** '\n'; // prints * ***** is 0"
* * ** ** * ** * * is " ** ** sum2 * * ** '\n'; // prints * ** **** * is x"
* * *** ** ** **** **** ** * * ** * * * ** is " ** ** ** sum3 ** *** * '\n'; // prints ** ** is y"
* ** * * ** ** * * ***** += x; //adds x to sum1; now sum1 is x
***** * * *** *** += -3; // adds -3 to sum2; now sum2 is x-3
* * ** * *** ** * * += 2; //adds 2 to sum3; now sum3 is y+2
*** * ***** * * ** *** ** (sum1 == sum2)
** * * ** * *** ** * ** * *** * * **** * * ** * and sum2 are the ** ****
** * * ****** ****** *
* * * ** * * * ** * **** ***** ***** ** * ** ** *** ** * * ** * and sum2 are not the ** ** * **
** ******* *** (sum1 == sum3)
* **** **** * * ** * ** ******* * ** ** ** *** * ** * ** and sum3 are the * ** ***
* *** * ** ** ****** * **
* ** * * ** * * * * * ** ******* * ** * ** * * ** *** * **** and sum3 are not the ** ** **
*** ** * **** * * * 0;

}
trả lời bởi (237 điểm)
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Hidden content!
#include *** ***



using namespace std;



class Adder{
*** * *** ****
* * * *** ***
*** *** ***** *** ** * **
** * * * * * * ** ** *** *** * a)
*** * ** **** * ******
** ** * **** **** ** ***** * ** * * *** * *** = * * * + a.sum);
*** * * * *** ** ** * * *** ******* ** ** *this;
* ** * * * **** ***
* * ** ** *** * *** * * ** ** Adder &a)
* * * ** * ** **** *
* * * ***** ** * * ** * * * * ** * * * * * * ** **** * ** == a.sum)
* * **** ** * * * * ****** * * *** *** ** * ***** ** * **** **** 1;
* * * **** ** * **** ** ** * *** * * *** **
* * ***** ** *** *** ******* ***** ** *** * ** *** * ** * * *** **** ** * ****** * 0;
* * * ** ***** ****
* ** * * * * * ** * * * * ** ** * ** ******* * ** * os, const Adder &a)
* ** ** * *** * *
* ******* * * * * * ** *** *** **** **** * * * ***** a.sum;
*** ** ***** * * ** * * *** * * * * ** ** ** * os;
*** * ** *** * **** *
* * *******
** * ****** *** sum;

};


*** * *

{
** ** *** * * * * ** * * * = 0;

}


** * **** a)

{
* * *** * *** **** ** * = a;

}



int main()

{
* * ** **** *** *** ** x,y;
* ** * * ** ****** * *** ** * ** * * x * ** * * y;
*** **** * ** ** * * sum1; // sum1 is initialized to 0
* * * ** *** **** ** * sum2(x); // sum2 is initialized to x
** *** * * *** ** * sum3(y); // sum1 is initialized to y
** * ** *** ** * * *** **** * * ** * * is " * * *** sum1 * **** ** '\n'; // prints * *** ** is 0"
* ***** * * * * ** ** * * * * **** *** is " * ** *** * sum2 *** ***** '\n'; // prints *** is x"
* *** **** * * ** ** * ** * ** ** * is " * *** sum3 * * *** * '\n'; // prints * ** * is y"
* * * * * ** ** *** += x; //adds x to sum1; now sum1 is x
** * *** * * ***** += -3; // adds -3 to sum2; now sum2 is x-3
** *** ** * * ** * ** += 2; //adds 2 to sum3; now sum3 is y+2
* * ***** * * ** (sum1 == sum2)
** * * ** *** **** * * ** *** * ** ***** **** * * * * * * * * and sum2 are the *
* * * *** ** ***** *
* ** * *** ** * ***** * ** * ** *** ** ** *** * ****** * and sum2 are not the ** * ** ****
* * **** ** *** **** ** (sum1 == sum3)
* ** * * * * ******* ** * * * * ** * * *** * **** * ** ** ** ** and sum3 are the **** * *
* *** ** **** ***
* ******* * * * ** *** ** * * * * ** *** *** * * *** * ** ***** and sum3 are not the * *** *
**** * ** **** 0;

}
trả lời bởi (126 điểm)
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Hidden content!
#include *** ** * * ***



using namespace std;



class Adder{
* * * * **
* *** * ** * * * *** * * **
* * *** * ** ****** ** *
** * *** ** * ** * ***** ** ** **** ** ** a)
** ** ** * * ** *** * ****
* * ** * * * * *** ** * * * * *** * * * * * * = **** * * * + a.sum);
* * ** * * *** ** **** ** * ** *** * * ** ** *this;
** ** ** * ** ***
** * *** * * *** * ** * * ** Adder &a)
* ***** **** ** **** *
** * * * ** * *** * ** * ** ** ** * *** *** * **** ***** == a.sum)
** ***** **** * ******* * * * ** ** ** * * * * * * ** **** * **** 1;
*** * * * ****** *** * ***** * *** ** **** * **
** * ** * ** * ** **** ** **** * * * * **** * * * * ** * **** * 0;
* * ** *
** ** *** ** *** * * ***** ** * ** **** * * * ** * * os, const Adder &a)
* * * ****** ** **
* * ** * ** * *** *** * ** * **** * * * * * a.sum;
* ** ********* *** ** ** **** * * * ** **** * * * * os;
**** * * * *** * **
** *** *****
***** ** ** * ** ** * sum;

};


* * * ****

{
** ** * * * = 0;

}


* * *** a)

{
********* ** * ** ** *** = a;

}



int main()

{
** **** * * **** ***** x,y;
* * ** * ** * * ** x *** y;
* * *** ** * * * sum1; // sum1 is initialized to 0
* * ** ** ** * sum2(x); // sum2 is initialized to x
***** * * * * * *** * ** * sum3(y); // sum1 is initialized to y
* ** * * * * *** ** * ** *** ** **** * is " * *** ** * sum1 * ****** '\n'; // prints ** **** is 0"
* ** * ** ** * * * * * * * ** * ** is " * * * sum2 * * **** ** '\n'; // prints ***** * * is x"
*** * ** * * * * * * *** **** * is " ** * * sum3 * * * '\n'; // prints ***** ** is y"
*** ** ** * ** *** * += x; //adds x to sum1; now sum1 is x
*** ** ** *** * * ** += -3; // adds -3 to sum2; now sum2 is x-3
***** * * * * *** ****** += 2; //adds 2 to sum3; now sum3 is y+2
** * * * * * (sum1 == sum2)
* * ** * * **** * ** * ** *** ***** ****** * ** ***** *** and sum2 are the ** ** *
* * * ** * * * **
** ** * ** ** ** ** * * *** * * ** *** ** ** ***** * * and sum2 are not the * * ** *
* *** ** ** ***** (sum1 == sum3)
***** * * * ** **** **** * ***** * * **** ** ** ** *** * *** ** and sum3 are the ** **
* * * ******** * * * * **
* * * ** ******* * * ** * **** * ***** * ** * ** ** * * * *** * * * * and sum3 are not the ** **** *
*** * * * * * *** * * * ** 0;

}
trả lời bởi (-298 điểm)
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Hidden content!
#include *** **** * * **



using namespace std;



class Adder{
** ** ** *
* * *** **** ** * * **
** **** ***** * * * ** * **
** ** ** * * * * * *** * * * **** * * a)
** * ** *** ** ***
* * ** *** * * *** * *** *** * * * ** **** * *** = * * + a.sum);
* *** ** ** * * * ** * * * *** ** **** * * * *this;
** **** *** * *** * **
** * **** *** * * **** * **** ** Adder &a)
* * * * * ** ***** **
* * *** *** * * * * ** ** *** * * ** *** *** **** == a.sum)
*** * * ** * **** * * *** * * * * * ** * * **** * * ** * * ** ** ** * 1;
*** * * * * * ** ***** * * * * * ****
**** * ** * ** *** *** * * *** * *** * * * * * * * * * ** **** ** * * 0;
* **** ** ***
* * *** ** ** ** ** * * **** * ****** *** **** * os, const Adder &a)
* * * * * **
********** * * ** *** ** * * * * * * * ** ** * **** a.sum;
* * *** * * ** ** * * * * **** ** * ** * **** * os;
* ** ** * *** ***
** ** ***
*** *** * **** ** ******* * sum;

};


* **

{
** * **** ** * * = 0;

}


**** * * a)

{
*** **** * *** * = a;

}



int main()

{
** ** * ** ** ** ***** x,y;
**** *** *** ** * * ** * * ** * x ***** y;
** ** **** *** ** * *** sum1; // sum1 is initialized to 0
* **** * *** * * ** sum2(x); // sum2 is initialized to x
**** ** ** * ***** * * sum3(y); // sum1 is initialized to y
***** * * * * * * * * ** *** *** * * is " * * * * sum1 ** * '\n'; // prints * * * is 0"
** * *** ** * * ***** * * ** ******** * is " ** *** sum2 * **** ** '\n'; // prints * *** is x"
* * * * ** * * *** ** * **** * * * ** *** is " ********* * sum3 * '\n'; // prints * **** is y"
** * * *** * * * **** += x; //adds x to sum1; now sum1 is x
**** * * * * * * * * * * ** * += -3; // adds -3 to sum2; now sum2 is x-3
**** ******** * * ****** += 2; //adds 2 to sum3; now sum3 is y+2
* * ** *** **** * * * (sum1 == sum2)
** * **** * ** ****** **** * ***** ** ** ** * * ** * ** and sum2 are the *** ** ** *
* ***** * ** * * *
** * * ****** **** * * ** * *** * * * * ** * * * * *** ** *** * ** and sum2 are not the * *
****** ** ***** * **** (sum1 == sum3)
* * *** * * *** * * * ***** ** *** * ** * * *** * ** **** and sum3 are the **** **** *
* * * * * ** *** *
*** *** * * * * * ** * ** ** ** ****** * ** * *** ***** *** and sum3 are not the ** *
*** ** ** * * ** *** * * 0;

}
trả lời bởi (-215 điểm)
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Hidden content!
** * ** ***

using namespace std;



class Adder{
****** *** *** * * *
** * ****** * ** * * * * * **** ****** ***** * ** num)
* ** * *** * *** *** **** * ** * * *** * * ** *
* *** *** *** * ** * * ** * *** *** ******* * * * ** * ** ***
* ** * *** ** ***** *** * ***** * * * * * ** *
**** **** *** ** ** ** * ** * * ** *** *
* * * ** * *** * *** * * **** * * **** * ***
*** ** ** ***** ** * * ** ** * * ** * *** ** ** * ** * * ***
* * * ** * *** *** * ** * ** ** *** *
** * ** * *** ** ****** * * **** **** ** * ** * * ***** *
* ***** * * ******** * * * * * ** * ** * *
****** * ** * ** ** * ****** *** * * ** * * * * * ***** * ** x;
* ** ** ** * **** ***** * * **** * * * *
***** * * * ** ** ****** * ****** * * *** ** ** * ** int b)
* ** ** * ** * * * * ** ** * ***** * ** *** *
*** ** * ** * * * * * **** ** * * * * ** * * * * * * ** *** *** ** ** ** **
* * * ***** ***** *** ** *** ** * ** ***


** * * * * ** * ** * * * ** * * * *** *** * operator == (const * * b)
** * *** ** ** * * *** * * * *** * **
* ** *** ****** * * **** ** * * * * * * * * *** *** * * ** ** ** * * * **
* * * ** * ** *** ** *** *** *** *** * * * * * ** ****** **** * * * *** * true;
* * * * * * * * *** * ** ****** * ** * ** ** * ** ****** * false;


* *** * * * ** **** ** **** ******* ** *
* **** ***** * * *** ***
*** * ** ** ** * * * * ** * * **** ** ** x;

};



int main()

{

int x,y;

cin * * ** x ** * * ** y;

Adder sum1; // sum1 is initialized to 0

Adder sum2(x); // sum2 is * **** to x

Adder sum3(y); // sum1 is initialized to y

cout * ** * * *** ******* is " *** * ** * * * * **** * *** '\n'; // prints * ** is **

cout ** * * * * ** is " ** * ** ** *** *** * ** '\n'; // prints * ** ** * is *

cout **** * ** * is " * ** * * **** * * *** * '\n'; // prints ** is y"

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2



if (sum1 == sum2)

cout * * * * and sum2 are the ** ** **

else cout * * * * * ***** and sum2 are not the ** * ** * **

if (sum1 == sum3)

cout ***** * * * *** **** and sum3 are the ********** *

else cout * ** ** *** ** * and sum3 are not the ** ** ***

}
trả lời bởi (126 điểm)
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Hidden content!
**** *******

using namespace std;



class Adder{
** ** ******* * ***** ** *
** ** * * ** * * * ** * ** * *** *** * **** ** num)
*** * *** *** * * ** **** * ***** * *** * * *
** *** ******* * * **** ******* * *** * **** ** ** * *** * * ** ** *
**** * * ** *** * ** * * **** * * * **
* *** * ***** * * **** * ** *** * * ***
* **** * * * * ***** ** ** ** *** * ** ** *
* **** ** * ******* **** ** * ** * ****** * ** * * * *** ** * * ***
*** * *** ** **** *** ******* ** **** *** ***
* * ** * ******* * **** * * * * * * * ** *
* *** * * **** * ** * ** * * * *** **** * * ** **
* ** ** * ***** * * * * ****** ****** * * * * ** * * * * * ***** *** x;
* * ** ** * * * * ***** * * ***** **** *
* * *** ** * * * *** * * ** ** * ** ** int b)
*** ******* ***** ** *** * ** *** * * * * * *
* * *** *** * * * * * ** ***** ** ** * *** *** * * * *** * ****** ** *
* ** * * * ** * * * ** * * * * * ** * **** ***


* * * ***** ** * ** * ** ** * *** ** * * operator == (const * *** * b)
* * * *** ** *** * * * * * *** * * **** **
** ** *** ** * * * * * ** ** ***** ** *** * * * * *** *** * * ******
**** * * * * * ** * * * **** **** ** ** * * ** *** * * ** ** true;
** ** ** * *** * * * * ** * * * * * * * * * ** * *** *** * * * false;


* * * * ** ** ** ** * **** ** * * * * **
** ***** * * ****
* *** *** *** * ** ** *** *** * **** ** * x;

};



int main()

{

int x,y;

cin * ** ** * * x * ** * * y;

Adder sum1; // sum1 is initialized to 0

Adder sum2(x); // sum2 is *** to x

Adder sum3(y); // sum1 is initialized to y

cout **** * ** ** is " ** **** ** **** * * *** ** '\n'; // prints * * * is ** * **

cout ****** *** ** ** ** * is " *** ** * * *** * * * '\n'; // prints * **** is *** * *

cout ***** ** ** ** ** * is " * **** * * * *** * * ** * ** '\n'; // prints ****** is y"

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2



if (sum1 == sum2)

cout ** *** * * ** ** ** and sum2 are the ********

else cout * * *** ** * * *** ** and sum2 are not the *** * *

if (sum1 == sum3)

cout ** ** * * * and sum3 are the ** * ***

else cout * **** * * **** and sum3 are not the **** *

}
trả lời bởi (237 điểm)
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Hidden content!
** * ** * *

using namespace std;



class Adder{
* * ** * * ** ** * ** ** *
* * ** *** * ** * ** ** * *** ** * * ** * * ***** ** num)
** * * * * * *** *** ***** * * ** *
* ** * ** ** *** * ** *** * **** * * * ** * * ** * * **** **** * * **
* ***** ** **** ** * ** * * ** * **
** ***** ** * ** * ** * ** **** ** * ******* * *
** *** ** * ** ****** * * * *** ***** * *
** * * ** * * ** * * * * * * ** **** * * *** * ****** *
* * * ** ***** * * * * *** *** ***** *** *
******* * *** * * * * ** *** *** * * * * **** **
* * * * * * * * * ** ** ** *
* * * * * * * * *** * ****** ** * * *** **** * ** ** * * * x;
* ** * ** * * *** * * * *** * ***** ***
* **** *** * ** * * * ** * ** * ** ** ** * * int b)
** * * * *** *** * ** ** * * ** ** *****
** ** ** *** * * * * *** * * ** *** * ** ***** * ** * ** * * **** *
* * ***** * ** ** *** ********* * ****** * **


**** * ** * ** ** * * * ***** * * * operator == (const * ** ** b)
** * *** ** **** ** ** ** * ***** *** ** * ***** * * *
* * * * * *** ** * * ** * * * * *** ** * * * ** *** * * ** **
*** * * **** ** ****** ** * * * ** * *** * ****** *** * * ** *** * ** ** **** true;
******** * ** ** * * * ****** * * * * * * ** *** ** * * * * * false;


* ** *** * *** ** * ** ** *** ****
* * ** * ****** * * * * * *
* * ** * ** * * ** * * * ****** * * ** x;

};



int main()

{

int x,y;

cin *** * * * x * ** * y;

Adder sum1; // sum1 is initialized to 0

Adder sum2(x); // sum2 is **** * ** to x

Adder sum3(y); // sum1 is initialized to y

cout ** ** * ** * is " ** *** * * *** * * '\n'; // prints * * is * * **

cout ** ** * * ** * * * is " * *** ** * **** '\n'; // prints ** * * is *** * *

cout ** **** * ** ** is " * ** * ** * * * * * '\n'; // prints ** * ** * is y"

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2



if (sum1 == sum2)

cout * *** ***** and sum2 are the ** *** * *

else cout *** * * *** * and sum2 are not the * * *** **

if (sum1 == sum3)

cout * * ** * * ** and sum3 are the ** ** **

else cout * ** *** ***** and sum3 are not the ** ***

}
trả lời bởi (-215 điểm)
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Hidden content!
* * ******** ** ** *

using namespace std;



class Adder{
* ** * * * * * * ** ** *
*** * **** *** *** * * * * * * * ******* ** num)
* *** * ** ** * * ** *** * * * * * ** **
** ** * ** * *** *** *** * * * ** * ** * * * ***** ****** *
* ** ** * * **** ** * ** * **** **** *
* * * * * * ** ** * *** ** **** * ** * * * **
* ***** ***** * ** * *** ** **** ** *** ********* * ***
*** * * * * ** ** ***** *** * * * ** **** * * * **** * * ** * ** *
* *** * * **** * ***** ** *** ******
* **** * ** * **** *** * *** * * ** *** * ** * **
* * *** * **** **** ** ** * ****** * *
* **** * **** ** * *** ** *** ** * * * **** * **** * * x;
** * * * * * * ** ** ** ** *** * * *
* * ***** * * * * * ** * **** ** * ** ** * ** *** *** * * int b)
****** * * * * * *** ** ** ** ** * *** * * *** *
** ** ** **** *** *** ** * * * *** * ** * *** * **** *** ** ****** * *** *
** ** * * * * **** **** *** * **** * ** *


* * ********* * ***** ** * ** *** * ** * ** * * operator == (const * **** b)
** ** ******* * * **** ** ** * ** * *** *
**** * * * ** * * ** ******* * ***** * * * * ** * ** * *** * * * ** *
* ***** *** *** * **** ** ** *** * *** ***** ** *** * ** ** **** true;
**** ** *** ** ** **** ** * ** ** **** *** *** ** *** *** ** * ** * false;


* * ** *** ***** * * ******* * * *
** *** * **** * ** * * * * * *
*** * * ** * ** * * * ******* * *** x;

};



int main()

{

int x,y;

cin * * * x * * * * y;

Adder sum1; // sum1 is **** * to 0

Adder sum2(x); // sum2 is initialized to x

Adder sum3(y); // sum1 is initialized to y

cout ** ** * * * *** is " * *** * * *** * *** '\n'; // prints *** **** is * **

cout * ** * *** * * is " * * ** ** * * **** '\n'; // prints * * * * is x"

cout ** **** ** * ** ** * is " ** * * ** * * *** * * '\n'; // prints * * **** is **

sum1 += x; //adds x to sum1; now sum1 is x

sum2 += -3; // adds -3 to sum2; now sum2 is x-3

sum3 += 2; //adds 2 to sum3; now sum3 is y+2



if (sum1 == sum2)

cout ** ***** ** * * and sum2 are the ** ***

else cout **** *** ** and sum2 are not the *** *** **

if (sum1 == sum3)

cout ****** * * * * and sum3 are the * ** *** *

else cout *** **** **** ** * and sum3 are not the * * * *


***** * * * *** **** *** 0;

}
trả lời bởi (-298 điểm)
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