[SOLVED] CS计算机代考程序代写 #include // for cin,cout,fixed,showpoint,setw()

#include // for cin,cout,fixed,showpoint,setw()
#include // for setprecision()
#include // for to_string()
using namespace std;

int main() {
double price = 78.5;
cout << “The price is $” << price << endl;cout << fixed << showpoint << setprecision(2);cout << “The price is $” << price << endl;string priceheader = “The price is ($): “;cout << “1234567890123456789012345678901234567890” << endl;// justify further output to the leftcout << left; // print priceheader, adding spaces up to 20 characters widecout << setw(20) << priceheader;// justify further output to the rightcout << right; // print price, adding spaces up to 10 character wide (right justified)cout << setw(10) << price << endl; // Tricky cases follow!string priceheader2 = “The price is: “;cout << “1234567890123456789012345678901234567890” << endl;cout << left;// Note: setw() applies only to the next element sent to the stream, // in this case, priceheader. Thus “($)” comes after the 20 characters// set by setw(20) for outputting priceheader. cout << setw(20) << priceheader << “($)”;cout << right;cout << setw(10) << price << endl;cout << “1234567890123456789012345678901234567890” << endl;cout << left;cout << setw(20) << priceheader;cout << right;// Note: Here we use the + operator to concatenate $ with price, // then setw(10) on the concatenated string. // This prints 78.5000 as the price, as setprecision applies to // floating point numbers, but the price has been converted to a string. cout << setw(10) << “$”+to_string(price) << endl;return 0;}