郑厂长系列故事——体检
Time Limit: 500/200 MS (Java/Others) Memory Limit: 65535/32768 K (Java/Others)Total Submission(s): 1361 Accepted Submission(s): 747
Problem Description
郑厂长...
（1）10个不同的球，放入3个不同的桶内，共有多少种方法？ 答案：每个球有3种放法，ans=310。（2）Given a string with n characters, suppose all the characters are different from each other, how many di...
Math Problem
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2523 Accepted Submission(s): 606
Problem Description
Here has an functi...
https://www.hackerrank.com/contests/101hack45/challenges/polynomial-division
询问一个多项式能否整除一个一次函数。a * x + b
注意到如果能整除，就比如是x^2 + 2 * x + 1能整除2 * x + 2
那么它必定能整除2 * ...
