/in/foo.cc:4:22: error: 'INT_MIN' was not declared in this scope
 int tmp=0,n,sum=0,ma=INT_MIN,score1,score2,num;
                      ^~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:12:18: error: 'score1' was not declared in this scope
   cin >> name >> score1 >> score2 >> c1 >> c2 >> num;
                  ^~~~~~
/in/foo.cc:12:28: error: 'score2' was not declared in this scope
   cin >> name >> score1 >> score2 >> c1 >> c2 >> num;
                            ^~~~~~
/in/foo.cc:12:50: error: 'num' was not declared in this scope
   cin >> name >> score1 >> score2 >> c1 >> c2 >> num;
                                                  ^~~