摘要：
## POJ - 2481 Cows Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 23766 Accepted: 7987 Description Farmer John's cows have discovered tha 阅读全文
posted @ 2021-11-26 09:40
Un-Defined
阅读(50)
评论(0)
推荐(0)
摘要：
# D. Count The Bits 数位DP 题意 给出 \(k\) 和 \(b\)，计算 \([0, 2^b-1]\) 中所有 \(k\) 的倍数中有几个二进制 \(1\)。 题解 数位DP。 一个数加上 \(2^i-1\) 相当于在其二进制的第 \(i\) 位添上 \(1\)。 记录下$[ 阅读全文
posted @ 2021-11-26 09:38
Un-Defined
阅读(58)
评论(0)
推荐(0)
摘要：
# Junk-Mail Filter Time Limit: 15000/8000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 12386 Accepted Submission(s 阅读全文
posted @ 2021-11-26 09:37
Un-Defined
阅读(39)
评论(0)
推荐(0)
摘要：
# 种类并查集 POJ -2492 A Bug's Life Time Limit: 10000MS Memory Limit: 65536K Total Submissions: 46754 Accepted: 15083 Description Background Professor Hop 阅读全文
posted @ 2021-11-26 09:34
Un-Defined
阅读(46)
评论(0)
推荐(0)
摘要：
# Desert King Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 32228 Accepted: 8815 Description David the Great has just become the king o 阅读全文
posted @ 2021-11-26 09:33
Un-Defined
阅读(42)
评论(0)
推荐(0)
浙公网安备 33010602011771号