题目:GivennumRows, generate the firstnumRowsof Pascal's triangle.For example, givennumRows= 5,Return[ [1], [1,1], [1,2,1], [1,3,3,1], [1,4,6,4...
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编程语言 时间:
2015-01-16 23:45:10
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2605
The Triangle时间限制:1000 ms | 内存限制:65535 KB 难度:4描述73 88 1 02 7 4 44 5 2 6 5(Figure 1)Figure 1 shows a number triangle. Write a program that calculates th...
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其他好文 时间:
2015-01-16 20:40:07
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141
Consider the number triangle shown below. Write a program that calculates the highest sum of numbers that can be passed on a route that starts at the top and ends somewhere on the base. Each step can...
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其他好文 时间:
2015-01-16 10:05:03
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153
1510 - Neon SignJungHeum recently opened a restaurant called ‘Triangle’ and has ordered the following neon sign for hisrestaurant. The neon sign has N...
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其他好文 时间:
2015-01-15 23:41:38
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251
在这之前,toString()所做的仅仅是返回this.name的内容而已,现在新增了额外的任务,检查对象中是否存在this.constructor.uber属性。
如果存在,就先调用该属性的toString方法。
this.constructor.uber指向当前对象父级原型的引用。
因而,当调用Triangle实体的toString方法时,其原型链上所有的toString都会被调用。...
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其他好文 时间:
2015-01-15 10:59:10
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184
Given numRows, generate the first numRows of Pascal's triangle.
For example, given numRows = 5,
Return
[
[1],
[1,1],
[1,2,1],
[1,3,3,1],
[1,4,6,4,1]
]
class Solution {
public:
...
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其他好文 时间:
2015-01-14 23:00:41
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339
Given an index k, return the kth row of the Pascal's triangle.
For example, given k = 3,
Return [1,3,3,1].
Note:
Could you optimize your algorithm to use only O(k) extra space?
class Solution...
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其他好文 时间:
2015-01-14 22:57:33
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162
function Shape(){
this.name = 'shape';
this.toString = function(){
return this.name;
}
}
function TwoDShape(){
this.name = '2D shape';
}
function Triangle(side,height){
this.name = 'Triangle';...
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编程语言 时间:
2015-01-14 22:56:01
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285
Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.
For example, given the following triangle
[
[2],
[3,4],
[...
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其他好文 时间:
2015-01-14 22:53:47
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153
在Linux系统字符界面下创建、修改以及删除用户账户主要使用useradd,usermod和userdel这3个命令。一.创建用户账户 创建用户账户就是在系统中创建一个新账户,然后为新账户分配用户UID、用户组群、主目录和登录shell等资源,新创建的用户账户默认是被锁定的,无法使用,需要使用pas...
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其他好文 时间:
2015-01-14 22:37:44
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347