Compilare: main.cpp: In function 'bool square(int, int, int)': main.cpp:51:33: warning: unused variable 'x' [-Wunused-variable] int ii, jj, suma = 0, aria, x, y; ^ main.cpp:51:36: warning: unused variable 'y' [-Wunused-variable] int ii, jj, suma = 0, aria, x, y; ^ main.cpp: In function 'bool romb(int, int, int)': main.cpp:75:17: warning: unused variable 'x' [-Wunused-variable] int inaltime, x, y, aux = 0, aria, st = j, dr = j; ^ main.cpp:75:20: warning: unused variable 'y' [-Wunused-variable] int inaltime, x, y, aux = 0, aria, st = j, dr = j; ^