関連ワード:  how to split a string in cpp    how to separate a string in cpp    how to break a string in cpp    how to split a string in c++    how to split a string in c++ by space    how to split a string in c++ with delimiter    how to split a string in c++ by comma    how to split a string in c++ by index    how to split a string by spaces in cpp    how to break a line in cpp