JS implements the last digit when the ID card number is 15 to 18 charactersAlgorithm
According to the provisions on the national identity number in the National Standard GB 11643-1999 of the People's Republic of China, the national identity number
Now we use all 18-digit ID card numbers, and the previous 15-digit ID card numbers. How can we convert a 15-digit ID card number to an 18-digit ID card number?
1. First, after 6th digits of the 15-digit ID card, "19" is changed to 17 digits, that is,
ID number 15, 18 digits.
ID 18-bit authentication
The 18-digit ID standard is clearly stipulated in the gb11643-1999 "citizenship number", which was implemented by the National Quality and Technical Supervision Bureau on July 1, 1999. Gb11643-1999
Because I needed to perform the escalation, verification, and query of the 15-digit old ID card number, and did not find any ready-made functions, I wrote a simple process and hoped to help my friends.This function has a single function and can only
(Hdu step 1.2.8) Specialized Four-Digit Numbers (calculate the sum of Numbers on each Digit), hdu1.2.8
Question:
Specialized Four-Digit Numbers
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Common Linux C functions-character testing-general Linux technology-Linux programming and kernel information. For more information, see the following section. Isalnum (test whether the character is English or a number)
Related functions: isalpha,
Analysis of Character Set problems in Oracle databases
I often see some questions about Oracle character sets. I 'd like to introduce them in an iterative way.
First iteration: master the basic concepts of character sets.Some may think that this is
The following answers are reprinted:
I often see some questions about ORACLE character sets. I 'd like to introduce them in an iterative way.
First iteration: master the basic concepts of character sets.Some may think that this is an option, but in
POJ 2196 Specialized Four-Digit Numbers, pojfour-digit
At the beginning, I wrote questions on POJ .... A few questions first, hey
DescriptionFind and list all four-digit numbers in decimal notation that have the property that the sum of its four
I believe you must have met, open a Web page, but show a heap of like garbled, such as "бїяазъся", "????????"? Remember the message header fields Accept-charset, accept-encoding, Accept-language, content-encoding, content-language in HTTP? And
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