2005/07/22 ¶
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~cpp #include <algorithm> #include <iomanip> #include <ios> #include <iostream> #include <string> #include <vector> using std::cin; using std::sort; using std::cout; using std::streamsize; using std::endl; using std::string; using std::setprecision; using std::vector; int main() { cout << "Please enter your first name: "; string name; cin >> name; cout << "Hello, " << name << "!" << endl; cout << "Please enter yourmidterm and final exam grades: "; double midterm, final; cin >> midterm >> final; cout << "Enter all your homework grades, " "followed by endoffile:"; vector<double> homework; double x; while (cin >> x) homework.push_back(x); typedef vector<double>::size_type vec_sz; // 1 vec_sz size = homework.size(); // 2 if(size == 0) { cout << endl << "You must enter your grades. " "Please try again." << endl; return 1; } sort(homework.begin(),homework.end()); vec_sz mid = size/2; // 3 double median; median = size %2 == 0 ? (homework[mid] + homework[mid-1])/2 :homework[mid]; streamsize prec = cout.precision(); cout << "Your final grade is " << setprecision(3) << 0.2* midterm + 0.4*final + 0.4*median << setprecision(prec) << endl; return 0; }
Answer.
- VS6 namespace 표 하 하, 하 namespace .
ZP gcc . 합.
VS6 하
using using namespace std; 합.
.net . - eternalbleu
1학 Dev-CPP gcc . 하. 하 - eternalbleu
- ... g++ ~ - 호
- g++ gcc c++ 해 할합.
g++ test.cpp -o test
gcc -lstdc++ test.cpp -o test
한 합. - eternalbleu