#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)(n);i++)
using namespace std;
using ll = long long ;
using P = pair<int,int> ;
using pll = pair<long long,long long>;
constexpr int INF = 1e9;
constexpr long long LINF = 1e17;
constexpr int MOD = 1000000007;
constexpr double PI = 3.14159265358979323846;

int main(){
    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    if(b*b-4*a*c<0){
        printf("%s\n","imaginary");
    }
    else if(b*b-4*a*c==0){
        printf("%.20lf\n",-b/(double)(2*a));
    }else{
        double x1 = (-b-sqrt(b*b-4*a*c))/(double)(2*a);
        double x2 = -(2*c)/(double)(b+sqrt(b*b-4*a*c));
        if(x1>x2) swap(x1,x2);
        printf("%.20lf %.20lf\n",x1,x2);
    }
    return 0;
}