#include using namespace std; typedef long long LL; #define CIN_ONLY if(1) struct cww{cww(){ CIN_ONLY{ ios::sync_with_stdio(false);cin.tie(0); } }}star; #define fin "\n" #define FOR(i,bg,ed) for(int i=(bg);i<(ed);i++) #define REP(i,n) FOR(i,0,n) #define ALL(v) (v).begin(),(v).end() #define fi first #define se second #define pb push_back #define DEBUG if(0) #define REC(ret, ...) std::function template inline bool chmin(T &l,T r) {bool a=l>r;if(a)l=r;return a;} template inline bool chmax(T &l,T r) {bool a=l istream& operator>>(istream &is,vector &v){ for(auto &it:v)is>>it; return is; } typedef __int128 INT; INT one=1; LL getone(INT a,INT b,INT c){ FOR(i,-1000001,1000001)if(i==0||c%i==0){ INT sum=one*i*i*i+a*i*i+b*i+c; if(sum==0)return i; } } INT square_root(INT XX){ INT ok=0,ng=1e18+1; while(ng-ok>1){ INT mid=(ok+ng)/2; if(mid*mid<=XX)ok=mid; else ng=mid; } return ok; } int main(){ LL a,b,c; //xxx+Axx+Bx+C==0 cin>>a>>b>>c; INT A(a),B(b),C(c); vector res; res.pb(getone(A,B,C)); //(x-res[0])(xx+Ax+B)==0 A+=res[0]; B+=A*res[0]; //x=(-A+-sqrt(AA-4B))/2 { INT sq=square_root(one*A*A-4*B); res.pb((LL)(-A+sq)/2); res.pb((LL)(-A-sq)/2); } sort(ALL(res)); cout<