Compilare: main.cpp:75:3: warning: "/*" within comment [-Wcomment] /* if (getsum(i-1, j-1, i-1, jj+1)) main.cpp: In function 'int main()': main.cpp:90:19: warning: unused variable 'xx' [-Wunused-variable] int ii, jj, x, y, xx, yy, maxim = 0, nr = 0, val = 0, nrd = 0; ^~ main.cpp:90:23: warning: unused variable 'yy' [-Wunused-variable] int ii, jj, x, y, xx, yy, maxim = 0, nr = 0, val = 0, nrd = 0; ^~