#include<bits/stdc++.h>
using namespace std;
#define DB(x){if(DEBUG)cerr<<__LINE__<<" "<<#x<<" " <<x<<endl;}
#define REP(i,b)for(LL i=(0);i<(b);++i)
#define FOR(i,a,b)for(LL i=(a);i<=(b);++i)
#define FORD(i,a,b)for(LL i=(a);i>=(b);--i)
#define ALL(x) (x).begin(),(x).end()
template<typename X,typename Y>void MAX(X&a,Y b){a=(a>=b?a:b);}
template<typename X,typename Y>void MIN(X&a,Y b){a=(a<=b?a:b);}
typedef long long LL;typedef long double LD;
int DEBUG=0,MULTI=1,GCJ=0;

struct solver_t;solver_t *solver;
struct solver_t {


  void solve() {
    LL B, S, C;
    cin >> B >> S >> C;

    cout << B + S - C << "\n";

  }
  void gen() {}
  void brute() {}
};

int main(int argc,char** argv){
  FOR(i,1,argc-1)for(int j=0;argv[i][j];j++)if(argv[i][j]=='.')freopen(argv[i],"r",stdin);
  FOR(i,1,argc-1)if(argv[i]==string("q"))DEBUG=1<<30;
  FOR(i,1,argc-1)if(argv[i]==string("gen")){(solver=new solver_t())->gen();exit(0);}
  FOR(i,1,argc-1)if(argv[i]==string("brute")){(solver=new solver_t())->brute();exit(0);}
  ios::sync_with_stdio(false),cin.tie(0);
  cout.setf(ios::fixed),cout.precision(10);int t;if(MULTI||GCJ)cin>>t;else t=1;
  FOR(i,1,t){if(DEBUG)cerr<<__LINE__<<" "<<i<<endl;if(GCJ)cout<<"Case #"<<i<<": ";
    solver = new solver_t();
    solver->solve();
  }return 0;
}