Compilare: user.cpp: In function ‘unsigned int getMaxHere(int)’: user.cpp:20:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(pos < n && Map[pos][0]) { ^ user.cpp: In function ‘int main()’: user.cpp:36:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < n; ++i) { ^ user.cpp:37:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j = 0; j < m; ++j) { ^ user.cpp:44:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < n; ++i) { ^