import std.stdio;
import std.range;
import std.array;
import std.string;
import std.conv;
import std.typecons;
import std.algorithm;
import std.container;
import std.typecons;
import std.random;
import std.csv;
import std.regex;
import std.math;
import core.time;
import std.ascii;
import std.digest.sha;
import std.outbuffer;
import std.numeric;
import std.bigint;
import core.checkedint;

void main()
{
	for (;;) {
		int n = readln.chomp.to!int;
		if (n == 0) {
			break;
		}
		int[] r = [0, 0];
		foreach (i; 0..n) {
			int[] v = readln.chomp.split.map!(to!int).array;
			if (v[0] > v[1]) {
				r[0] += v.sum;
			} else if (v[0] < v[1]) {
				r[1] += v.sum;
			} else {
				r[] += v[];
			}
		}
		writeln(r[0], " ", r[1]);
	}
}

void tie(R, Args...)(R arr, ref Args args)
		if (isRandomAccessRange!R || isArray!R)
in
{
	assert (arr.length == args.length);
}
body
{
	foreach (i, ref v; args) {
		alias T = typeof(v);
		v = arr[i].to!T;
	}
}

void verbose(Args...)(in Args args)
{
	stderr.write("[");
	foreach (i, ref v; args) {
		if (i) stderr.write(", ");
		stderr.write(v);
	}
	stderr.writeln("]");
}

