如果键入一个字母，解释程序会报错，如清单1所示。

If you type a letter, the interpreter complains, as in Listing 1.

youdao

尽管方法运行正确，它还是会报错，这就是终了问题的实质。

Why it complains here, even though the method worked correctly, is the essence of the finishing problem.

youdao

如果你没有include这个库函数，GCC的时候，编译器就会报错。

And if you don't include it, GCC, the compiler will yell at you.

youdao

And if you don't include it, GCC, the compiler will yell at you.

如果你没有include这个库函数，GCC的时候，编译器就会报错。

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