def isprime(num): i = 2 while(i<num): if num%i==0: return False i += 1 return True def goldbachresolve(num): for i in range(2,num): if isprime(i): if isprime(num-i): print(num,'=',i,'+',num-i) return True return False i=4 while(goldbachresolve(i) and i<1000000): i += 2