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Write in C language not C++ Description A mathmatician Goldbach's conjecture: any even number(larger than 2) can divide into two prime number’s sum.But some even numbers can divide into many pairs of two prime numbers’ sum. Example:10 =3+7, 10=5+5, 10 can divide into two pairs of two prime number. Input Input consist a positive even number n(4<=n<=32766).   Output Print the value of how many pairs are this even number can be divided into.   Sample Input 1  1234 Sample Output 1 25

Write in C language not C++ Description A mathmatician Goldbach's conjecture: any even number(larger than 2) can divide into two prime number’s sum.But some even numbers can divide into many pairs of two prime numbers’ sum. Example:10 =3+7, 10=5+5, 10 can divide into two pairs of two prime number. Input Input consist a positive even number n(4<=n<=32766).   Output Print the value of how many pairs are this even number can be divided into.   Sample Input 1  1234 Sample Output 1 25

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Write in C language not C++

Description

A mathmatician Goldbach's conjecture: any even number(larger than 2) can divide into two prime number’s sum.But some even numbers can divide into many pairs of two prime numbers’ sum.

Example:10 =3+7, 10=5+5, 10 can divide into two pairs of two prime number.

Input

Input consist a positive even number n(4<=n<=32766).

 

Output

Print the value of how many pairs are this even number can be divided into.

 

Sample Input 1 

1234

Sample Output 1

25
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