Compilare: user.cpp: In function ‘int main()’: user.cpp:31:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (ok(x + di[i]) && ok(y + dj[i])) ^ user.cpp:58:63: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if (!d[x+di[i]][y+dj[i]] || d[x+di[i]][y+dj[i]] < d[x][y] && t[x+di[i]][y+dj[i]] > d[x+di[i]][y+dj[i]]) ^