Compilare: main.cpp: In function 'int main()': main.cpp:32:15: warning: unused variable 'k' [-Wunused-variable] 32 | int i, j, k=0, ii, jj, lgMax=0, px, py; | ^ main.cpp:32:20: warning: unused variable 'ii' [-Wunused-variable] 32 | int i, j, k=0, ii, jj, lgMax=0, px, py; | ^~ main.cpp:32:24: warning: unused variable 'jj' [-Wunused-variable] 32 | int i, j, k=0, ii, jj, lgMax=0, px, py; | ^~ main.cpp:59:19: warning: 'py' may be used uninitialized in this function [-Wmaybe-uninitialized] 59 | while(d[px][py]!=1){ | ~~~~~~~~^ main.cpp:59:19: warning: 'px' may be used uninitialized in this function [-Wmaybe-uninitialized]