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/*+++++++++++++++++++++++++++++++++++++++++++
+ 其中，每一行 都是 一次 “搜索结果”，数字 所代表用户的 UID，每天的日志行数 都很多（不是固定的）。
+问题：想统计一下每天的日志文件，目的是想 看 哪个 用户 ，或者 哪些 用户 被搜索到的次数最多。
+每天每台 web 上的日志文件所记录的 搜索 的 UID 很多，数据量可能比较大
+以下是我要统计的日志文件的一个例子：
+++++++++++++++++++++++++++++++++++++++++++*/

1008233,1351148,673677,1103899,1059712,1658289,206418,1613673,255856,1258269
37848,104121,196729,5004,230388,351091,299392,740815,255347,336771
358995,825765,107697,548919,1595857,89630,1017417,406945,1404058,803375
1196424,168714,398844,943874,302043,947715,1265782,605880,419179,453797
333374,64665,1756242,376598,1184066,1082121,440891,489311,640798,319468
1728396,1716423,690963,1183510,1689418,685771,995425,1208798,1101384,501282
1486013,1483641,1243422,332183,1646303,220528,479065,946138,437706,411369
1770398,1770388,1770267,1770205,1770167,1770082,1770078,1769980,1769911,1769875
1638497,470303,761610,438248,374551,1335791,431213,1605193,1626623,571118
1533124,1585962,1559202,1490312,1422974,1363426,163053,1724087,712314,81272
1298082,704951,1662953,469433,115435,438695,105707,1518248,1244205,1629118
287411,1600722,29412,1334213,1291577,1534773,507201,1371617,375478,1290465
217821,504804,283222,1536528,1312892,191361,1693237,1290537,1313366,877531
242974,1389939,314279,616161,1707952,455549,443024,1657669,369024,647258
862281,1506652,736190,953542,1175301,1742939,1762137,1748180,1310805,338551
1298203,1049555,1054070,1409000,726775,685546,1717590,1608415,1543370,834596
970115,1720661,1612580,457091,1094438,248769,1127096,835853,1711116,1606110
1263947,895266,686464,378114,259910,478939,985977,287183,403828,1765432
383089,1060181,603078,1516493,1545936,1439383,390584,1756757,382758,456019
………………………………………………………………………………………………………………………………
（还有很多，此处省略，给个例子，以方便你们理解）

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