Compilare: user.cpp: In function ‘void calc(ULL, ULL, ULL, ULL)’: user.cpp:18:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x1 == x && y1 == y) ^ user.cpp:18:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x1 == x && y1 == y) ^ user.cpp:34:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x1 >= x1 && x <= mx && y >= y1 && y <= my) ^ user.cpp:34:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x1 >= x1 && x <= mx && y >= y1 && y <= my) ^ user.cpp:34:52: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (x1 >= x1 && x <= mx && y >= y1 && y <= my) ^ user.cpp:41:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= x1 && x <= mx && y >= my+1 && y <= y2) ^ user.cpp:41:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= x1 && x <= mx && y >= my+1 && y <= y2) ^ user.cpp:41:48: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= x1 && x <= mx && y >= my+1 && y <= y2) ^ user.cpp:41:58: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= x1 && x <= mx && y >= my+1 && y <= y2) ^ user.cpp:48:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= y1 && y <= my) ^ user.cpp:48:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= y1 && y <= my) ^ user.cpp:48:47: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= y1 && y <= my) ^ user.cpp:48:58: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= y1 && y <= my) ^ user.cpp:55:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= my+1 && y <= y2) ^ user.cpp:55:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= my+1 && y <= y2) ^ user.cpp:55:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if (x >= mx+1 && x <= x2 && y >= my+1 && y <= y2) ^ user.cpp:55:60: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]