C++ primer 第五版习题答案(完整版)

Chapter 1

Exercise 1.1





Windows

Linux

Exercise 1.2



#$%#

#include <iostream>

int main()

{

std::cout << "Hello, World" << std::endl;

return 0;

}

Exercise 1.4

&%'%(#

%)%

std::cout << "The product of " << v1 << " and " << v2

<< " is " << v1 * v2 << std::endl;

return 0;

}

Exercise 1.5

#



#include <iostream>

int main()

{

std::cout << v2;

std::cout << " is ";

std::cout << v1 * v2;

std::cout << std::endl;

return 0;

}

Exercise 1.6



*+

[Error] expected primary-expression before '<<' token



/*

* comment pairs /* */ cannot nest.

* ''cannot nest'' is considered source code,

* as is the rest of the program

*/

int main()

{

return 0;

}

-''.

Exercise 1.8



-''.

 01

std::cout << "/*";

std::cout << "*/";

std::cout << /* "*/" */";

std::cout << /* "*/" /* "/*" */;

&

/**/ */ /*

Exercise 1.9

Exercise 1.10

(22223

Exercise 1.13

45-6.

7

#include <iostream>

int main()

{

int sum = 0;

for (int i=50; i<=100; ++i)

sum += i;

{

for (int i=10; i>=0; --i)

std::cout << i << std::endl;