Compilare: user.cpp: In function ‘int main()’: user.cpp:35:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(lg[j][p]==0) ^ user.cpp:26:28: warning: unused variable ‘l’ [-Wunused-variable] int col,minn,cul,sum,k,l,p; ^ user.cpp:66:20: warning: ‘cul’ may be used uninitialized in this function [-Wmaybe-uninitialized] so<<minn<<' '<<cul<<' '<<col<<'\n'; ^ user.cpp:66:9: warning: ‘minn’ may be used uninitialized in this function [-Wmaybe-uninitialized] so<<minn<<' '<<cul<<' '<<col<<'\n'; ^ user.cpp:66:30: warning: ‘col’ may be used uninitialized in this function [-Wmaybe-uninitialized] so<<minn<<' '<<cul<<' '<<col<<'\n'; ^