Compilare: user.cpp: In function ‘void fill(int, int, int)’: user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations] int number = cb((lin + dx[i]) * 100000 + col + dy[i]); ^ user.cpp:37:5: note: containing loop for(int i = 1 ; i <= 8 ; ++ i) ^ user.cpp:39:36: warning: iteration 4u invokes undefined behavior [-Waggressive-loop-optimizations]