#include <cstdio>
#include <vector>

#define X first
#define Y second
#define PB push_back

using namespace std;

typedef long long ll;
typedef pair < int, int > pii;

const int N = 2e5 + 500;



void solve(){
	ll n;
	scanf("%lld", &n);
	if(n&1) {
		printf("-1\n"); return;
	} 
	printf("%lld %lld\n", n / 2, (1LL << 60) - 1 - n);
	
}

int main(){
	int T; scanf("%d", &T);
	for(;T--;) solve();
	return 0;
}