Compilare: user.cpp: In function ‘int main()’: user.cpp:29:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < n; ++i) { ^ user.cpp:42:29: warning: narrowing conversion of ‘(x + 1199)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] column_queue.push({x+1200 - 1, x+1200, NodeType::Left}); ^ user.cpp:42:35: warning: narrowing conversion of ‘(x + 1200)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] column_queue.push({x+1200 - 1, x+1200, NodeType::Left}); ^ user.cpp:43:29: warning: narrowing conversion of ‘(x + 1201)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] column_queue.push({x+1200 + 1, x+1200, NodeType::Right}); ^ user.cpp:43:35: warning: narrowing conversion of ‘(x + 1200)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] column_queue.push({x+1200 + 1, x+1200, NodeType::Right}); ^ user.cpp:46:27: warning: narrowing conversion of ‘(y + 1199)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] line_queue.push({y+1200 - 1, y+1200, NodeType::Left}); ^ user.cpp:46:33: warning: narrowing conversion of ‘(y + 1200)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] line_queue.push({y+1200 - 1, y+1200, NodeType::Left}); ^ user.cpp:47:27: warning: narrowing conversion of ‘(y + 1201)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] line_queue.push({y+1200 + 1, y+1200, NodeType::Right}); ^ user.cpp:47:33: warning: narrowing conversion of ‘(y + 1200)’ from ‘int’ to ‘unsigned int’ inside { } [-Wnarrowing] line_queue.push({y+1200 + 1, y+1200, NodeType::Right}); ^