The WHILE loop scans the input array; when an element begins with the required area code, it is added to the output array.

WHILE循环扫描输入阵列；在元素以所需的区域代码开始时，将其添加到输出阵列。

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Crown Fountain: Interactive work of public art featured in Millennium Park, which is in the Loop community area of Chicago, Illinois, United States.

皇冠喷泉：位于美国伊利诺伊州芝加哥市的社区环形广场的千禧公园，真是件公共艺术品。

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Interactive work of public art featured in Millennium Park, which is in the Loop community area of Chicago, Illinois, United States.

互动工作中的公共艺术精选千年公园，这是中环路社会领域的伊利诺斯州芝加哥，美国。

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Spanning roughly from Broadway to the Douglass Loop, the area contains more art galleries, bars, coffeehouses, traditional and ethnic restaurants, and is easily explored on foot.

WSJ: Where to Go When the Horses Aren't Running

"Euro Area members of the G-20 will take all necessary policy measures to safeguard the integrity and stability of the area, improve the functioning of financial markets and break the feedback loop between sovereigns and banks, " they said.

CNN: Obama: Europe should stress financial integration

More than a dozen rooftops have collapsed in the Anchorage area so far from accumulated snow, including one on March 2 at the Abbott Loop Community Church that is still being repaired.

WSJ: Winter Seems Eternal in Anchorage, Alaska