Files
BasicsOfComputerSoftwareEng…/OOP/09/Exercise02.cpp
2023-04-18 14:52:58 +08:00

20 lines
551 B
C++

#include <iostream>
#include <iomanip>
int main() {
double x = 123.456;
std::cout.width(10);
std::cout.setf(std::ios::dec, std::ios::basefield);
std::cout << x << std::endl;
std::cout.setf(std::ios::left);
std::cout << x << std::endl;
std::cout.width(15);
std::cout.setf(std::ios::right);
std::cout << x << std::endl;
std::cout.setf(std::ios::showpos);
std::cout << x << std::endl;
std::cout << -x << std::endl;
std::cout.setf(std::ios::scientific);
std::cout << x << std::endl;
return 0;
}