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山农数学姜赫
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算字母
Problem DescriptionEach course grade is one of the following five letters: A, B, C, D, and F. (Note that there is no grade E.) The grade A indicates superior achievement , whereas F stands for failu原创 2016-05-16 23:39:03 · 289 阅读 · 0 评论 -
Specialized Four-Digit Numbers
Find and list all four-digit numbers in decimal notation that have the property that the sum of its four digits equals the sum of its digits when represented in hexadecimal (base 16) notation and also原创 2016-05-17 00:33:18 · 279 阅读 · 0 评论 -
a+b problem 2
A + B Problem IITime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3196 Accepted Submission(s): 1178 Problem Description原创 2016-05-30 23:09:50 · 914 阅读 · 0 评论 -
shui
Point, point, life of student!”This is a ballad（歌谣）well known in colleges, and you must care about your score in this exam too. How many points can you get? Now, I told you the rules which are used原创 2016-05-19 22:05:32 · 261 阅读 · 0 评论 -
gcd
最小公倍数Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4783 Accepted Submission(s): 3353 Problem Description给定两个正整数，计算这原创 2016-05-19 22:29:04 · 360 阅读 · 0 评论 -
gcd1111
CakeTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3409 Accepted Submission(s): 1629 Problem Description一次生日Party可能有原创 2016-05-19 22:49:24 · 281 阅读 · 0 评论 -
gcd 暴力枚举
又见GCDTime Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 3474 Accepted Submission(s): 1693 Problem Description有三个正整数a,b,c原创 2016-05-19 23:36:50 · 600 阅读 · 0 评论 -
生生世世是生生世世是水题
Ignatius bought a land last week, but he didn't know the area of the land because the land is enclosed by a parabola and a straight line. The picture below shows the area. Now given all the intersecta原创 2016-05-22 11:28:10 · 280 阅读 · 0 评论