Divisibility Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 10598   Accepted: 3787 Description Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmet…

Divisibility Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 9476   Accepted: 3300 Description Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmeti…

POJ:http://poj.org/problem?id=1745 A完这题去买福鼎肉片,和舍友去买滴~舍友感慨"这一天可以卖好几百份,每份就算赚一块钱..那么一个月..一年..." 我说"那我们以后去卖这个吧,饿了还能自己煮着吃" 哈哈,一群天真的少年呀~~~~ 说正事~ ------------------------------------------------华丽的分割线------------------------------------------…

Divisibility Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 14084 Accepted: 4989 Description Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus deriving different arithmetical…

题意:给出n,k,n个数,在这n个数之间任意放置+,-号,称得到的等式的值能够整除k则为可划分的,否则为不可划分的. 自己想的是枚举,将所有得到的等式的和算出来,再判断它是否能够整除k,可是有10000个数-_- 5555---还是看的题解-- 话说这样的状态好奇妙啊啊啊--- 用dp[i][j]表示等式中有i个数的时候余数为j是否成立,成立的话dp[i][j]的值为1,否则为0 然后就是递推的过程, 如果dp[i-1][j]为1,那么dp[i][(j-a[i])%k]=1,dp[i][(j+a…

题目链接:http://poj.org/problem?id=1745 Divisibility Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 13431   Accepted: 4774 Description Consider an arbitrary sequence of integers. One can place + or - operators between integers in the sequen…

此文转载别人,希望自己能够做完这些题目! 1.POJ动态规划题目列表 容易:1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276,1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈),1742, 1887, 1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975,…

此文转载别人,希望自己能够做完这些题目! 1.POJ动态规划题目列表 容易:1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276,1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈),1742, 1887, 1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975,…

列表一:经典题目题号:容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1191,1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740, 1742, 1887, 1926, 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029, 2039, 2063, 20…

[1]POJ 动态规划题目列表 容易: 1018, 1050, 1083, 1088, 1125, 1143, 1157, 1163, 1178, 1179, 1189, 1208, 1276, 1322, 1414, 1456, 1458, 1609, 1644, 1664, 1690, 1699, 1740(博弈), 1742, 1887,1926(马尔科夫矩阵,求平衡), 1936, 1952, 1953, 1958, 1959, 1962, 1975, 1989, 2018, 2029,…