Compilare: main.cpp: In function 'int main()': main.cpp:148:36: warning: 'c3' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | fout << l3 << " " << c3 << "\n" << lv << " " << cv << "\n"; | ^~~~ main.cpp:148:23: warning: 'l3' may be used uninitialized in this function [-Wmaybe-uninitialized] 148 | fout << l3 << " " << c3 << "\n" << lv << " " << cv << "\n"; | ^~~ main.cpp:150:26: warning: 'c2' may be used uninitialized in this function [-Wmaybe-uninitialized] 150 | if( lv == l2 && cv == c2 ) { | ~~~^~~~~ main.cpp:150:26: warning: 'c1' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:150:14: warning: 'l2' may be used uninitialized in this function [-Wmaybe-uninitialized] 150 | if( lv == l2 && cv == c2 ) { | ~~~^~~~~ main.cpp:150:14: warning: 'l1' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:131:20: warning: 'j' may be used uninitialized in this function [-Wmaybe-uninitialized] 131 | if( i == n + 1 && j == n + 1 ) { | ~~~~~~~~~~~^~~~~~~~~~~~~