Area in triangle
Blog original address: http://blog.csdn.net/xuechelingxiao/article/details/40707691
Question:
Give you the length of the three sides of a triangle, give you the length of a rope, and put the rope in the triangle to the maximum area.
Solution:
Of course, when the length of the rope is very long, the maximum area of the
The original: The classic algorithm daily walkthrough--the second question five home wellThe ancient mathematics masterpiece "Nine chapters Arithmetic" has such a problem called "five family Well, a second administrative (twice shy) insufficient, such as (connected) b a administrative; b three administrative insufficient, such as the third administrative;Administrative deficiency, such as Ding, butyl five administrative insufficient, such as e-Administrative, e Six administrative insufficient, s
of them are (xi, 0). Then, we tie to the bottom of one of the pegs a weight on a tight rope of length L (thus, its coordinates'll be equal to (xi,-L), where I is the number of the used peg). Then the "weight is pushed" to "right", so "it starts to rotate counterclockwise. At the same time, if the weight during rotation touches some of the other pegs, it then begins to rotate "that peg." Suppose that each peg itself are very thin and does not affect t
into two parts:Person Person;person New Person ();The effect is the same. In this case, it is more clear that there are two entities: one is the object reference variable, and the other is the object itself.The entities created in the heap space are different from the entities created in the data segment and in the stack space. Even though they are entities that do exist, we cannot see or touch them. Not only this,Let's take a closer look at the second sentence and find out what the name of the
-shirt is home clothing, can not wear the streets. Only wear a long T-shirt, in front of the boyfriend, you will be the sexy goddess in his eyes, but on the street, will not reap good vision, we will only think that the petite you are not sensible children, stole the father's T-shirt, very funny. A simple striped oversized vest tee with denim shorts for a playful feel!??Taboo Six: Flat legs perfect leg lines, need a pair of slim trousers and a pair of high h
number of times that N cups on the m layer must be tested. DP [M, N] = min {max {DP [I, n-1], DP [M-I, n-1]} + 1}
29. It takes an hour to burn an uneven rope from the beginning to the end. Now there are several ropes of the same material. How can I use the rope burning method to time the rope for 1 hour and 15 minutes?Analyze the operations we can perform on tim
The ball moves on the rope and uses the object-oriented idea to compile the model.
Class rope {private point start; private point end; Public rope (point start, Point End) {This. start = start; this. end = end;} public point nextpoint (point currentpoint) {/* The next vertex of the current vertex can be calculated through the mathematical formula of the 2.1 li
/hostname D,/etc/sysconfig/Network
9. In a row of crontab configuration, the execution time segment is */30*3 ()
A. execute commands every 30 minutes at every day.
B. Execute the command for 30th minutes every 3 hours.
C. execute commands every Wednesday every 30 minutes.
D. Execute the command every 30 minutes on the 3rd of every month.
Reference: http://www.cnblogs.com/sxmcACM/p/3789145.html
10. Which of the following is the correct permission tag for files with a permission of 765 ()
A,-RW-r-
Test instructions: English proficiency is too great ..... It's been a long, long time to read Otz.James bond to escape, ran to a bridge, to jump to the ground, the bridge has an elastic rope length of L, if he jumped down to reach the ground, but the speed of more than 10 will fall dead, or can successfully land, if not reach the ground is hanging on the rope (spit Groove: Why not look near the ground direc
(Object creation template.A Vehicle class can create countless objects accordingly. These objects cannot all be called "Vehicle ".The object does not even have a name and cannot be accessed directly. We can only indirectly access objects through object reference.To visually describe objects, references, and relationships between them, we can make a metaphor that may be inappropriate. The object is like a very large balloon, so big that we can't catch it. The referenced variable is a
1070. Ropes (25) time limit MS Memory limit 65536 KB code length limit 8000 B procedure StandardAuthor Chen, YueGiven a piece of rope, you need to string them into a rope. Each time the concatenation is done, the two pieces of rope are folded in half, and then set together as shown. The resulting rope is again treated
Can not give up treatment, every day to improve!!When do you use dynamic planning?1. Finding the optimal solution to a problem2. Large problems can be broken down into sub-problems, sub-problems and overlapping smaller sub-problems3. The optimal solution of the whole problem depends on the optimal solution of the sub-problem (state transition equation)4. Analyze the problem from the top down and solve the problem from the bottom up5. Discussion of the underlying boundary issuesExample 1: Cutting
called all "Vehicle". The object has no name and cannot be accessed directly. We can only access objects indirectly through object references. In order to visualize the object, the reference and the relationship between them, you can make a metaphor that may not be appropriate. The object is like a big balloon, so big that we can't hold it. A reference variable is a rope that can be used to tie a balloon. If only the first statement is executed and
Before I start to see a puppy, let's take a look at a simple question:What the output of the following program is.
If your answer is "Xiao Qiang", good, congratulations you are correct. Now let's change the code:
Yes, I just added a code to the ChangeName method.
What is the output this time?
A prosperous fortune
b Cockroach
The answer is a prosperous, changename method did not change the name of Mydog. If you're wrong, it doesn't matter, I'm going to start drawing the puppy, you'll understan
, and these objects cannot be called all "Vehicle". the object has no name and cannot be accessed directly. We can only access objects indirectly through object references. In order to visualize the object, the reference and the relationship between them, you can make a metaphor that may not be appropriate. The object is like a big balloon, so big that we can't hold it. A reference variable is a rope that can be used to tie a balloon.If only the first
creation template).A Vehicle class can create countless objects on this basis, and these objects cannot be called all "Vehicle".The object has no name and cannot be accessed directly. We can only access objects indirectly through object references.In order to visualize the object, the reference and the relationship between them, you can make a metaphor that may not be appropriate. The object is like a big balloon, so big that we can't hold it. A reference variable is a
[] directions = new string [] {"s2n", "s2w", "e2w", "e2s ", "N2s", "n2e", "w2e", "w2n", "s2e", "e2n", "n2w", "w2s"}; For (INT I = 0; I Object-oriented
Object-Oriented Design has an important experience: anyone who owns the data provides external methods to operate the data.
Then you can grasp several typical cases: people draw circles on the blackboard, train drivers brake urgently, sales staff collect the amount of small tickets, and you close the door.
The two object-oriented interview questi
, stone locks can be lighter, and then change the weight after the action is skilled. Note: When throwing a video, you must use vertical upward force to avoid injury to the back of your head. After throwing it, you must immediately look up and observe it to avoid falling down and hitting your head.2. Rubber rope exercises. This training method is summarized by the author based on the previous practice of playing the cowhide
". No, "Vehicle" is the name of the class (the object's creation template).A Vehicle class can create countless objects on this basis, and these objects cannot be called all "Vehicle".The object has no name and cannot be accessed directly. We can only access objects indirectly through object references.In order to visualize the object, the reference and the relationship between them, you can make a metaphor that may not be appropriate. The object is like a big balloon, so big that we can't hold
).A Vehicle class can create countless objects on this basis, and these objects cannot be called all "Vehicle".The object has no name and cannot be accessed directly. We can only access objects indirectly through object references.In order to visualize the object, the reference and the relationship between them, you can make a metaphor that may not be appropriate. The object is like a big balloon, so big that we can't hold it. A reference variable is a rope
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