foo.cc: In function 'int main()':
foo.cc:6:15: warning: 'n' is used uninitialized in this function [-Wuninitialized]
  cout << n << "=" << n / m << "*" << m << "+" << n % m << endl;
               ^~~
foo.cc:6:31: warning: 'm' is used uninitialized in this function [-Wuninitialized]
  cout << n << "=" << n / m << "*" << m << "+" << n % m << endl;
                               ^~~

正在同步测试数据，请稍后
自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。