c++ premer plus第六版示例程序-第五章

/*第 5章 循环和关系表达式*/ /*程序清单 5.1 forloop.cpp*/ /forloop.cpp - 介绍循环 #include int main() using namespace std; int i; /创建一个操作台 /初始化，测试，更新操作 for (i = 0; i int main() using namespace std; cout limit; int i; for (i = limit; i; i-) /当 i等于零停止 cout int main() using namespace std; int x; cout 3 has the value “; cout 3) 3 has the value “; cout 3) const int ArSize = 16; /外部声明的例子 int main() long long factorialsArSize; factorials1 = factorials0 = 1LL; for (int i = 2; i const int ArSize = 16; /外部声明的例子 int main() using std:cout; /一个使用声明 using std:cin; using std:endl; cout by; cout #include const int ArSize = 16; /外部声明的例子 int main() using namespace std; cout word; /用倒序方式显示字符 for (int i = word.size() - 1; i = 0; i-) cout #include int main() using std:cout; int a = 20; int b = 20; cout int main() using namespace std; cout number; sum += number; /代码块在这停止 cout #include int main() using namespace std; cout word; /体格上修正字符串的目的 char temp; int i, j; for (j = 0, i = word.size() - 1; j #include int main() using namespace std; int quizescores10 = 20,20,20,20,20,19,20,18,20,20 ; cout #include int main() using namespace std; char word5 = “?ate“; for (char ch = a; strcmp(word, “mate“); ch+) cout #include /字符串风格 int main() using namespace std; string word = “?ate“; for (char ch = a; word!=“mate“; ch+) cout const int ArSize = 20; int main() using namespace std; char nameArSize; cout name; cout #include /描述 clock()函数，clock_t 类型 int main() using namespace std; cout secs; clock_t delay = secs * CLOCKS_PER_SEC; /转变时钟运转 cout int main() using namespace std; int n; cout n; /执行部分 while (n!=7); /然后测试 cout int main() using namespace std; char ch; int count = 0; /使用基本输入 cout ch; /得到一个字符 while (ch != #) cout ch; /得到下一个字符 cout int main() using namespace std; char ch; int count = 0; cout int main() using namespace std; char ch; int count = 0; /尝试读一个字符 cin.get(ch); /使用 cin.get()函数 while (cin.fail()=false) /对 EOF进行测试 cout int main() using namespace std; int ch; /应该用整形而不是字符型 int count = 0; while (ch=cin.get()!=EOF) /此时结束文件 cout.put(char(ch); +count; cout const int Cities = 5; const int Years = 4; int main() using namespace std; const char * citiesCities = “Gribble City“, “Gribbletown“, “New Gribble“, “San Gribble“, “Gribble Vista“ ; int maxtempsYearsCities= 96,100,87,101,105, 96,98,91,107,104, 97,101,93,108,107, 98,103,95,109,108 ; cout “Maximum tempweratures for 2008 - 2011nn“; for (int city = 0; city Cities; +city) cout citiescity “:t“;