Job 14374

Compiler output

prog.cpp:7:1: error: 'ULL' does not name a type
 ULL old_cost;
 ^
prog.cpp: In function 'int main()':
prog.cpp:19:34: error: 'old_cost' was not declared in this scope
     cin >> n >> m >> new_cost >> old_cost;
                                  ^
prog.cpp:35:13: warning: unused variable 'dx' [-Wunused-variable]
         int dx = Q.top().first;
             ^