Compilare: main.cpp: In function 'int main()': main.cpp:17:19: warning: unused variable 'k' [-Wunused-variable] 17 | int n,m,f,i,j,k,l,cer,lin,col,poz1,poz2,z; | ^ main.cpp:17:21: warning: unused variable 'l' [-Wunused-variable] 17 | int n,m,f,i,j,k,l,cer,lin,col,poz1,poz2,z; | ^ main.cpp:117:41: warning: 'finz' may be used uninitialized in this function [-Wmaybe-uninitialized] 117 | cout<<u<<" "<<h<<'\n'<<char(finz); | ^ main.cpp:117:41: warning: 'h' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:117:18: warning: 'u' may be used uninitialized in this function [-Wmaybe-uninitialized] 117 | cout<<u<<" "<<h<<'\n'<<char(finz); | ^~~