foo.cc: In function 'int main()':
foo.cc:6:15: warning: 'c' is used uninitialized in this function [-Wuninitialized]
  int cnt = (c * 60  + d - (a * 60 + b)) / (t2 - t1);
             ~~^~~~
foo.cc:6:21: warning: 'd' is used uninitialized in this function [-Wuninitialized]
  int cnt = (c * 60  + d - (a * 60 + b)) / (t2 - t1);
             ~~~~~~~~^~~
foo.cc:6:30: warning: 'a' is used uninitialized in this function [-Wuninitialized]
  int cnt = (c * 60  + d - (a * 60 + b)) / (t2 - t1);
                            ~~^~~~
foo.cc:6:35: warning: 'b' is used uninitialized in this function [-Wuninitialized]
  int cnt = (c * 60  + d - (a * 60 + b)) / (t2 - t1);
                           ~~~~~~~~^~~~
foo.cc:6:47: warning: 't2' is used uninitialized in this function [-Wuninitialized]
  int cnt = (c * 60  + d - (a * 60 + b)) / (t2 - t1);
                                           ~~~~^~~~~
foo.cc:6:47: warning: 't1' is used uninitialized in this function [-Wuninitialized]

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。