Similarly, when a small integer (char, short, int) is passed into printf (3), it will be widened to 64-bits and the sign will be extended if appropriate.

类似地，当一个小整数（char、short、int）被传递给printf (3) 时，它会扩展成 64位的，符号会适当地进行扩展。

youdao

Similarly, when a small integer (char, short, int) is passed into printf (3), it will be widened to 64-bits and the sign will be extended if appropriate.

类似地，当一个小整数（char、short、int）被传递给printf (3) 时，它会扩展成 64位的，符号会适当地进行扩展。

youdao