Compilare: main.cpp: In function 'int main()': main.cpp:16:58: warning: unused variable 'x' [-Wunused-variable] int M , N, linie_s_j,coloana_s_j,linie_s_r ,coloana_s_r ,x , y; ^ main.cpp:16:62: warning: unused variable 'y' [-Wunused-variable] int M , N, linie_s_j,coloana_s_j,linie_s_r ,coloana_s_r ,x , y; ^ main.cpp:46:5: warning: unused variable 'x_vecin' [-Wunused-variable] int x_vecin , y_vecin ; ^~~~~~~ main.cpp:46:15: warning: unused variable 'y_vecin' [-Wunused-variable] int x_vecin , y_vecin ; ^~~~~~~ main.cpp:119:52: warning: 'ccelula' may be used uninitialized in this function [-Wmaybe-uninitialized] out << timp - 1 <<" "<< lcelula <<" "<< ccelula; ^ main.cpp:119:39: warning: 'lcelula' may be used uninitialized in this function [-Wmaybe-uninitialized] out << timp - 1 <<" "<< lcelula <<" "<< ccelula; ^~~ main.cpp:54:36: warning: 'coloana_s_r' may be used uninitialized in this function [-Wmaybe-uninitialized] distanta_r[linie_s_r][coloana_s_r] = 1; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~ main.cpp:54:36: warning: 'linie_s_r' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:83:36: warning: 'coloana_s_j' may be used uninitialized in this function [-Wmaybe-uninitialized] distanta_j[linie_s_j][coloana_s_j] = 1; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~ main.cpp:83:36: warning: 'linie_s_j' may be used uninitialized in this function [-Wmaybe-uninitialized]