Compilare: user.cpp: In function ‘void Solve()’: user.cpp:78:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if ( a[i - k] == mid ) ^ user.cpp:86:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if ( a[i - k] == before ) ^ user.cpp:93:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if ( a[i - k] == after) ^ user.cpp:99:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if ( a[i - k] < before ) ^ user.cpp:105:6: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if ( a[i - k] > after ) ^