Compilare: user.cpp: In function ‘long long int find_min_pos(std::pair<long long int, long long int>, std::vector<std::pair<long long int, long long int> >)’: user.cpp:6:16: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] #define INF 1LL<<60-1 ^ user.cpp:21:16: note: in expansion of macro ‘INF’ return INF; ^ user.cpp: In function ‘long long int find_max_pos(std::pair<long long int, long long int>, std::vector<std::pair<long long int, long long int> >)’: user.cpp:6:16: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] #define INF 1LL<<60-1 ^ user.cpp:29:17: note: in expansion of macro ‘INF’ return -INF; ^ user.cpp: In function ‘int main()’: user.cpp:6:16: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] #define INF 1LL<<60-1 ^ user.cpp:59:31: note: in expansion of macro ‘INF’ walls.push_back(make_pair(INF, 0)); ^ user.cpp:6:16: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] #define INF 1LL<<60-1 ^ user.cpp:73:20: note: in expansion of macro ‘INF’ r[j] = INF-1; ^ user.cpp:6:16: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] #define INF 1LL<<60-1 ^ user.cpp:81:21: note: in expansion of macro ‘INF’ l[j] = -INF + 1; ^