Programming training perception 1

Control the width of the output through the setw() function

Go to the blog settings page, choose a code piece highlighting style you like, the same highlighting is shown below 代码片.

cout << setw(2) << std::left << i*j << " "; 

Set the output width to 2, left-justified

Still feel uncomfortable, the first column also shows the width of 2, the result is only one

The above is from the programming training articles learned by C++ teacher Rock