Compilare: main.cpp: In function 'int32_t Fill(uint32_t, uint32_t)': main.cpp:21:12: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare] 21 | if(row == -1 || row == n || col == -1 || col == m || mat[row][col].size) | ~~~~^~~~~ main.cpp:21:25: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int32_t' {aka 'int'} [-Wsign-compare] 21 | if(row == -1 || row == n || col == -1 || col == m || mat[row][col].size) | ~~~~^~~~ main.cpp:21:37: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int' [-Wsign-compare] 21 | if(row == -1 || row == n || col == -1 || col == m || mat[row][col].size) | ~~~~^~~~~ main.cpp:21:50: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'int32_t' {aka 'int'} [-Wsign-compare] 21 | if(row == -1 || row == n || col == -1 || col == m || mat[row][col].size) | ~~~~^~~~