/*
 *   Submitted By: Saklan
 *   North East University Bangladesh
 */

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define ld long double
#define mod 1000000007
#define srt(v) sort(v.begin(),v.end())
#define rsrt(v) sort(v.rbegin(),v.rend())
#define yes cout<<"YES\n"
#define no cout<<"NO\n"
#define endl '\n'
#define start long long t; cin >> t; while(t--)
#define saklan ios::sync_with_stdio(0); cin.tie(0);


void solve()
{
    int t;cin>>t;
    while(t--){
        ll a,b,x;
        cin >> a >> b >> x;
        if( a >= x){
            a-=x;
        }else{
            x-=a;
            a = 0;
            if (b >= x) {
                b -= x;
            }
            else b = 0;
        }
        cout << a << " " << b << endl;
    }
}

int main() {
    saklan
    #ifndef ONLINE_JUDGE
        freopen("input.txt", "r", stdin);
    #endif
    solve();
    return 0;
}