Compilare: main.cpp: In function 'int main()': main.cpp:90:25: warning: variable 'cmx1' set but not used [-Wunused-but-set-variable] int cmx,cmy,maxim=0,cmx1,cmy1; ^~~~ main.cpp:90:30: warning: variable 'cmy1' set but not used [-Wunused-but-set-variable] int cmx,cmy,maxim=0,cmx1,cmy1; ^~~~ main.cpp:123:24: warning: 'cmy' may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[cmx+dx[i]][cmy+dy[i]]=='.'||a[cmx+dx[i]][cmy+dy[i]]=='E'||a[cmx+dx[i]][cmy+dy[i]]=='W') ok=1; ~~~^~~~~~ main.cpp:123:13: warning: 'cmx' may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[cmx+dx[i]][cmy+dy[i]]=='.'||a[cmx+dx[i]][cmy+dy[i]]=='E'||a[cmx+dx[i]][cmy+dy[i]]=='W') ok=1; ~~~^~~~~~