Compilare: user.cpp: In function ‘void solve()’: user.cpp:57:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (a[i-k]==median) ^ user.cpp:62:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (a[i-k]==before) ^ user.cpp:67:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (a[i-k]==after) ^ user.cpp:72:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (a[i-k]<before) ^ user.cpp:75:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if (a[i-k]>after) ^