12 2019 档案
摘要:校oj 124.字符典 (15分) 644.扩展gcd-时间复杂性 (10分) 653.博弈- 取石头 (10分)
阅读全文
摘要:A - Send Boxes to Alice (Easy Version) https://vjudge.net/contest/345984#problem/A This is the easier version of the problem. In this version,(1≤n≤105
阅读全文
摘要:Description 给定一个由0和1组成的数组A,将数组分成3个非空的部分,使得所有这些部分表示相同的二进制值。 如果可以做到,请返回任何[i, j],其中i+1 < j,这样一来: A[0], A[1], ..., A[i]组成第一部分; A[i+1], A[i+2], ..., A[j-1]
阅读全文
摘要:B - Everyone is a Winner! On the well-known testing system MathForces, a draw of n rating units is arranged. The rating will be distributed according
阅读全文