Compilare: main.cpp: In function 'void paznic1(int (*)[256], bra, int)': main.cpp:24:22: warning: unused variable 'k' [-Wunused-variable] int ultim,primul,k,vl[4]={1,-1,0,0},vc[4]={0,0,-1,1}; ^ main.cpp: In function 'int main()': main.cpp:51:15: warning: unused variable 'ultim' [-Wunused-variable] int n,i,j,ultim,primul,l=0; ^~~~~ main.cpp:51:21: warning: unused variable 'primul' [-Wunused-variable] int n,i,j,ultim,primul,l=0; ^~~~~~