# include<iostream> using namespace std; bool is_prime(int x){ for(int j = 2; j <= x/j; j++)if(x%j==0)return 0; return 1; } int main(){ for(int i = 6; i <= 100; i+=2)for(int k = 0; k <= i; k++)if(is_prime(k)&&is_prime(i-k)){ printf("%d=%d+%d\n", i, k, i-k); break; } return 0; }