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- #include <iostream>
- #include <cstdio> //system函数要用#include<stdlib.h>头文件
- using namespace std;
- int main()
- {
- int k,a,b,i,count1,count2;
- for(k=4;k<=100;k=k+2)
- {
- for(a=2;a<=k/2;a++)
- {
- count1=0;
- for(i=2;i<=a-1;i++)
- {
- if(a%i==0)
- {
- count1++;
- break;
- }
- }
- if(count1==0)
- {
- b=k-a;
- count2=0;
- for(i=2;i<=b-1;i++)
- {
- if(b%i==0)
- {
- count2++;
- break;
- }
- }
- if(count2==0)
- {
- printf("%d=%d+%d",k,a,b);
- break;
- }
- }
- }
- }
- system("pause");//请不要用中文字体,分号和右括号都是
- return 0;
- }
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