Cable MasterTime limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 2499 Accepted Submission (s): 936Problem descriptioninhabitants of the Wonderland has decided to hold a regional programming contest. The judging committee has volunteered and have promised to organize the most honest contest ever. It is decided to connect computers for the contestants using a ' star ' topology-i.e. Connect them all to a sin
F-Cable MasterTime limit:MS Memory Limit:10000KB 64bit IO Format:%i64d %i64u SubmitStatusPracticePOJ 1064DescriptionInhabitants of the Wonderland has decided to hold a regional programming contest. The judging committee has volunteered and have promised to organize the most honest contest ever. It is decided to connect computers for the contestants using a ' star ' topology-i.e. Connect them all to a single centra L Hub. To organize a truly honest co
Cable Master
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 28764
Accepted: 6091
DescriptionInhabitants of the Wonderland has decided to hold a regional programming contest. The judging committee has volunteered and have promised to organize the most honest contest ever. It is decided to connect computers for the contestants using a ' star ' topology-i.e. Connect them all to a
Cable Master
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 29554
Accepted: 6247
DescriptionInhabitants of the Wonderland has decided to hold a regional programming contest. The judging committee has volunteered and have promised to organize the most honest contest ever. It is decided to connect computers for the contestants using a ' star ' topology-i.e. Connect them all to a
Cable master
Time limit:1000 ms
Memory limit:10000 K
Total submissions:24292
Accepted:5200
DescriptionInhabitants of the Wonderland have decided to hold a regional programming contest. the judging committee has volunteered and has promised to organize the most honest contest ever. it was decided to connect computers for the contestants using a "star" topology-I. e. connect them all to a single central hub. to org
Label: poj1064
Cable master
Time limit:1000 ms
Memory limit:10000 K
Total submissions:24897
Accepted:5339
Description Inhabitants of the Wonderland have decided to hold a regional programming contest. the judging committee has volunteered and has promised to organize the most honest contest ever. it was decided to connect computers for the contestants using a "star" topology-I. e. connect the
When laying the cable of the movable floor, the interior clearance of the movable floor should not be less than 150 ㎜; if the air duct used as ventilating system in the movable floor, the floor clearance is not less than 300 ㎜.
(1) Groove and lattice groove must be in communication.
(2) The Groove cover plate can be opened and flush with the ground, and the waterproof measures should be taken at the outlet of the cover plate and outlet.
(3) The wid
A LAN interface Cable Standard 1, 10base-t: twisted-pair cable, the general use of RJ-45 connectors, the maximum effective transmission distance is from the hub 100m, even the high-quality 5-type twisted pair can only reach 150m. Its matching resistance is 120 euro. 2, 10BASE5: Coarse coaxial cable, the use of plug-in joints, baseband signal, the maximum supp
Prepare tools: Network cable, crystal head, crimping clamp, network cable Tester
Theoretical Understanding:
Differences between direct connection and twisted pair wires
Two standards for network cable connection:
TIA/EIA-568B: 1, white orange, 2, orange, 3, white green, 4, Blue, 5, white blue, 6, green, 7, white Brown, 8, brownTIA/EIA-568A: 1, white green, 2, gre
I. LAN interface cable standards
1, 10Base-T: twisted pair cable, generally use RJ-45 connector; maximum effective transmission distance is 100 m from the hub, even the high-quality Category 5 twisted pair can only reach 150 m. The matching resistance is 120 Euro.
2. 10Base5: coarse coaxial cable with plug-in connector and baseband signal. The maximum supported l
More attention should be paid to the standardized installation of category 6 network cable demand
At present, although optical fiber has become a buzzword, many related projects are also being implemented. However, due to the technical level, general demand and price factors, it is not possible to form a universal demand product in the market. Currently, copper cables are still the mainstream in network cabling products. The performance of cat5e and
to be converted from multimode to Single-Mode Optical Fiber for transmission. If a digital signal is used, it can be easily transmitted. In a single input and output mode, the optical distribution amplifier can be used to configure the conversion without any baseband signal attenuation during the transmission process.
If you have an existing optical fiber installation that needs to be upgraded, consider replacing all the current transmitters and receiving machines with the new digital multiplex
In accordance with the normal application of the topology of computers, routers, cats connected, if the corresponding router LED is not bright, this problem may be connected with the network cable, fault, port failure and other reasons, this article provides detailed troubleshooting ideas.
The WAN port LEDs are not lit
1, check whether the WAN port wiring, check and WAN port connection of the cat is power (network
First, the preface
In the context of the large increase of global data traffic, data center construction tends to the direction of cloud computing, while the cloud Computing data Center will use 10G, even 40g/100g and other high-speed network applications based on fiber transmission, and the application of virtualization technology also put forward higher requirements for network transmission, Presents new opportunities for the application of optical fiber systems. While China's national standa
After the installation of the cable wiring system, the link transmission characteristics need to be tested, among which the main test items are the attenuation characteristics of the link, the insertion loss of the connector, the return loss and so on. The following is a brief introduction to the measurement of key physical parameters of optical cable wiring and troubleshooting and maintenance in the networ
As an Android technology home, USB OTG is what you must understand, so-called USB OTG is you can use the phone or tablet to charge, and the computer to transfer data from the Micro USB interface to connect other USB peripherals, such as gamepad, mouse, keyboard, The USB stick even moves the hard drive (of course you need extra power). and a USB OTG data cable is a must-have tool.Finished product effectThere is no clear standard for what USB peripheral
USB cable on the market, its name is "with magnetic ring, with screen", but 3 meters will not work. No MP4 can be recognized for a 5-meter connection. There is no 10-meter USB extension cable on the market, even if there is a sky price.Is the most common USB extended cable. Valid at most 3 meters.10 meters of cost-effective cables are cables, which are eight core
Uva10862-connect the Cable Wires (recursive + large number of Java)Topic links main topic: give you n house in a straight line, and then only give you a cable service, ask each house is connected to wired, the way can be indirect through the House Direct Neighbor connection (if its neighbor to connect Wired), Another is the direct connection to the cable service
First of all, our most common network cable has 3 kinds
The first is: straight-through cable
The second type is: Crossover cable
The third is: reversing the cable
The first is through the cable, straight line, also known as the normal line or standard line, both ends of
To build a new broadband community, we have many options, including the Ethernet access scheme, ADSL access scheme, Cable Modem and hfc-network scheme, and optical fiber access scheme. How should we choose these access solutions? Different solutions vary in application scenarios. Let's take a look at the features of several access solutions.
High-speed Ethernet solution
In the broadband access technology, Ethernet has become the most widely used loca
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