int main(){
	int n,i,j,k,l;
	scanf("%d",&n);
	for(i=6;i<=n;i=i+2){    //i??
		for(j=3;j<=(int)i/2;j=j+2){   
				int num=0;   //j?????
			    for(k=1;k<=(int)sqrt(j);k=k+2){
				   if(j%k==0)
					   num++;
				}
				int num2=0;
				for(l=1;l<=(int)sqrt(i-j);l=l+2){//i-j???????
				   if((i-j)%l==0)
					   num2++;
				}
				if(num==1&&num2==1){
					printf("%d=%d+%d\n",i,j,(i-j));
					break;}
			}
		}
		return 0;
	}
