関連ワード:  how to have 2 decimal places in c++    how to get 2 decimal places in c++    how to show 2 decimal places in c++    how to make 2 decimal places in c++    how to show two decimal places in c++    how to get only 2 decimal places in c++    how to make float 2 decimal places in c++    how to show only 2 decimal places in c++    how to print double with 2 decimal places in c++    how to print a number with 2 decimal places in c++