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Nathan Heath,BBC West Investigations
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To find these crucial border points, we employed a clever technique based on the Ford-Fulkerson algorithm. By simulating "flooding" roads with traffic from random start/end points, we could identify the natural bottlenecks – the "minimum cut" in graph theory terms. These bottlenecks became our border points.,推荐阅读下载安装 谷歌浏览器 开启极速安全的 上网之旅。获取更多信息
米娜(Mina)是一位住在德黑蘭(Tehran)、育有兩子的44 歲母親。她說:「就在兩個月前,牛肉一公斤還是700萬里亞爾(約5.33美元),但我前天買已經1900萬里亞爾(14.46美元)一公斤——翻了一倍多。我去年夏末買的伊朗米是170萬里亞爾(約1.29美元)一公斤,現在是380萬(約2.89美元)。」
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