#include <iostream>
using namespace std;

int main(int argc, char const *argv[]) {
  char c[30] = "this is string";
  double d = -1231.232;
  cout.width(30);
  cout.fill('*');
  cout.setf(ios::left);
  cout << c << "----L1" << endl;
  cout.width(30);
  cout.fill('-');
  cout.setf(ios::right);
  cout << c << "----L2" << endl;
  cout.setf(ios::dec | ios::showbase | ios::showpoint);
  cout.width(30);
  cout << d << "----L3"
       << "\n";
  cout.setf(ios::showpoint);
  cout.precision(10);
  cout.width(30);
  cout << d << "----L4"
       << "\n";
  cout.width(30);
  cout.setf(ios::oct, ios::basefield);
  cout << 100 << "----L5"
       << "\n";
  
  return 0;
}