Compilare: user.cpp: In function ‘void Add(int, int)’: user.cpp:138:25: warning: variable ‘a’ set but not used [-Wunused-but-set-variable] pair <int, int> a = *it, b = *it4; ^ user.cpp:138:34: warning: variable ‘b’ set but not used [-Wunused-but-set-variable] pair <int, int> a = *it, b = *it4; ^ user.cpp: In function ‘int findAns(int)’: user.cpp:159:30: warning: variable ‘it3’ set but not used [-Wunused-but-set-variable] auto it2 = List.begin(), it3 = List.begin(); ^ user.cpp: In function ‘void Add(int, int)’: user.cpp:69:42: warning: ‘pr’ may be used uninitialized in this function [-Wmaybe-uninitialized] List.insert(it, make_pair(pr + 1, bR)); ^ user.cpp:85:47: warning: ‘pl’ may be used uninitialized in this function [-Wmaybe-uninitialized] List.insert(it2, make_pair(aL, pl - sign)); ^ user.cpp: In function ‘int findAns(int)’: user.cpp:177:20: warning: ‘pl’ may be used uninitialized in this function [-Wmaybe-uninitialized] return Array[pl]; ^