#include using namespace std; typedef long long ll; typedef pair P; #define p_ary(ary,a,b) do { cout << "["; for (int count = (a);count < (b);++count) cout << ary[count] << ((b)-1 == count ? "" : ", "); cout << "]\n"; } while(0) #define p_map(map,it) do {cout << "{";for (auto (it) = map.begin();;++(it)) {if ((it) == map.end()) {cout << "}\n";break;}else cout << "" << (it)->first << "=>" << (it)->second << ", ";}}while(0) templateostream& operator<<(ostream& os,const pair& a) {os << "(" << a.first << ", " << a.second << ")";return os;} const char newl = '\n'; int main() { int a,b,c,d; cin >> a >> b >> c; d = b*b-4*a*c; if (d < 0) { cout << "imaginary" << endl; } else if (d == 0) { cout << -(float)b/2/a; } else { cout << (-b-sqrt(d))/2/a << " " << (-b+sqrt(d))/2/a << endl; } }