如果一个数的每个位的整数的平方和等于1,则为happy numberExample:19 is a happy number12+ 92= 8282+ 22= 6862+ 82= 10012+ 02+ 02= 1#include#include#include using namespace std...
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2015-05-21 12:34:56
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examination questionsWrite an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with...
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2015-05-19 10:21:02
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Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process: Starting with any positive integer...
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2015-05-18 16:31:56
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Heavy TransportationTime Limit:3000MSMemory Limit:30000KTotal Submissions:22440Accepted:5950DescriptionBackgroundHugo Heavy is happy. After the breakd...
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2015-05-16 16:24:58
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http://blog.csdn.net/happy_bug/article/details/7895244在网上搜到很多都是一样的版本,只有平移和缩放的功能。我在搜到的源代码基础上添加了旋转和边界检查的功能。
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2015-05-15 19:39:44
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题目大意:公司要开年会,要邀请员工,每个员工都有其对应的欢乐值。现要求在员工何其直属上司不能同时邀请的情况下,使得欢乐值最大解题思路:设dp[i][1]表示邀请第i个人的情况,dp[i][0]表示没有邀请第i个人
那么dp[i][j] += sum(dp[j][0])
dp[i][0] = sum( max(dp[j][0],dp[j][1]))
dp[i][1]初始化为happy[i],dp...
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2015-05-14 08:42:25
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19 is a happy number12+ 92= 8282+ 22= 6862+ 82= 10012+ 02+ 02= 1class Solution {public: bool isHappy(int n) { int sum=0;//每次循环的和 bool hasAppe...
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2015-05-12 22:39:26
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6的因子是1,2,3,6; 6的因子和是 s(6)=1+2+3+6=12;
20的因子是1,2,4,5,10,20; 20的因子和是 s(20)=1+2+4+5+10+20=42;
2的因子是1,2; 2的因子和是 s(2)=1+2=3;
3的因子是1,3; 3的因子和是 s(3)=1+3=4;
4的因子和是 s...
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2015-05-12 13:40:19
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Heavy TransportationTime Limit:3000MSMemory Limit:30000KTotal Submissions:22294Accepted:5916DescriptionBackgroundHugo Heavy is happy. After the breakd...
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编程语言 时间:
2015-05-11 21:41:54
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题目描述:
Write an algorithm to determine if a number is "happy".
A happy number is a number defined by the following process: Starting with any positive integer, replace the number by the sum of ...
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2015-05-11 18:03:15
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