1 #include<iostream>
2 #include<fstream>
3 //#include<iomanip>
4 using namespace std;
5 int main()
6 {
7
8 /*cout << " mor"<<setw(4)<<10<<endl;和下面效果一样
9 fd和10之间空2格*/
10
11 cout << "fd";
12 cout.width(4);
13 cout << 10<<endl;
14 system("pause");
15 }