Tuesday, May 20, 2014
Sunday, May 11, 2014
Saturday, May 10, 2014
Friday, May 9, 2014
Friday, April 25, 2014
暗算
1950870632174227158926421906406802240702919430497502468*0.5
= 9754352160871135794632109532103401120351459715248751234
_
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