The value of the last expression is the default return value of a function.

最后一个表达式的值是默认的返回值。

youdao

If a return value is not otherwise specified, the default return value for a function is int.

如果返回值没有指定，那么函数的缺省返回值是int类型的。

youdao

Without necessary reforms, eventually this vicious circle of stagdeflation would force Italy to exit EMU, return to the Lira and default on its Euro debts.

FORBES: Friedman and Roubini on the Euro Breakup

In consequence pension funds and banks will no longer be able to give up some of their bond yield in return for insuring the capital against government default.

FORBES: ECB Cuts Interest Rates As G20 Meets In Cannes

Gold could return to rallying if more European countries than Greece default, as investors would again view gold as a safe haven.

FORBES: FOCUS: European Situation Overshadowing Economic News, Markets