Compilare: main.cpp:62:24: warning: multi-character character constant [-Wmultichar] fout<<f[stx][sty]<<'/n'; ^~~~ main.cpp:63:26: warning: multi-character character constant [-Wmultichar] fout<<stx<<' '<<sty<<'/n'; ^~~~ main.cpp: In function 'void afisare()': main.cpp:64:23: warning: unused variable 'x2' [-Wunused-variable] int x=stx, y=sty, x2, y2; ^~ main.cpp:64:27: warning: unused variable 'y2' [-Wunused-variable] int x=stx, y=sty, x2, y2; ^~