Compilare: main.cpp: In function 'int main()': main.cpp:16:23: warning: unused variable 'l' [-Wunused-variable] int n,m,i,lin,col,l,c,x,y,lr,cr,sf,inc,j,lj,cj; ^ main.cpp:16:25: warning: unused variable 'c' [-Wunused-variable] int n,m,i,lin,col,l,c,x,y,lr,cr,sf,inc,j,lj,cj; ^ main.cpp:16:27: warning: variable 'x' set but not used [-Wunused-but-set-variable] int n,m,i,lin,col,l,c,x,y,lr,cr,sf,inc,j,lj,cj; ^ main.cpp:16:29: warning: variable 'y' set but not used [-Wunused-but-set-variable] int n,m,i,lin,col,l,c,x,y,lr,cr,sf,inc,j,lj,cj; ^ main.cpp:81:36: warning: iteration 4 invokes undefined behavior [-Waggressive-loop-optimizations] lin=coada[inc].l+dirL[i]; ~~~~~~^ main.cpp:79:18: note: within this loop for(i=0;i<8;i++) ~^~ main.cpp:60:36: warning: iteration 4 invokes undefined behavior [-Waggressive-loop-optimizations] lin=coada[inc].l+dirL[i]; ~~~~~~^ main.cpp:58:18: note: within this loop for(i=0;i<8;i++) ~^~ main.cpp:76:15: warning: 'cj' may be used uninitialized in this function [-Wmaybe-uninitialized] jul[lj][cj]=1; ~~~~~~~~~~~^~ main.cpp:76:15: warning: 'lj' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:100:34: warning: 'cr' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<pmin<<" "<<lr<<" "<<cr<<" "; ^~~ main.cpp:100:25: warning: 'lr' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<pmin<<" "<<lr<<" "<<cr<<" "; ^~~