数论 – 有组织在! https://uzzz.org/ Sun, 05 Oct 2014 08:35:35 +0000 en-US hourly 1 https://wordpress.org/?v=5.2.4 https://uzzz.org/wp-content/uploads/2019/10/cropped-icon-32x32.png 数论 – 有组织在! https://uzzz.org/ 32 32 数学题(2)——求数学期望 https://uzzz.org/article/4049/ Sun, 05 Oct 2014 08:35:35 +0000 https://uzzz.org/article/4049/ F.Kevin and Expected Value

Time Limit: 1000 MS
Memory Limit: 65536 K

Total Submit: 70 (26 users)
Total Accepted: 25 (24 users)…

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