Compilare: user.cpp: In function ‘bool bfs(int, int)’: user.cpp:33:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < graf[crt].size(); i++) { ^ user.cpp:35:50: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(!tata[urm] & capacitate[crt][urm] > flux[crt][urm]) { ^ user.cpp: In function ‘int main()’: user.cpp:57:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 0; i < graf[n].size(); i++) { ^ user.cpp:46:29: warning: ‘flux_crt’ may be used uninitialized in this function [-Wmaybe-uninitialized] int i, j, x, y, z, ant, flux_crt; ^