#include<bits/stdc++.h>

#define REP(i,s,n) for(int i=s;i<n;i++)
#define rep(i,n) REP(i,0,n)
#define EPS (1e-10)
#define COUNTER_CLOCKWISE 1
#define CLOCKWISE -1 
#define ONLINE_BACK 2
#define ONLINE_FRONT -2
#define ON_SEGMENT 0
#define equals(a,b) (fabs((a)-(b)) < EPS)

using namespace std;

const int MAX = 20,LIMIT = 15000,IINF = INT_MAX;

// Library - template - begin

class Point{
public:
  double x,y;

  Point(double x = -IINF,double y = -IINF): x(x),y(y){}

  Point operator + (Point p){return Point(x+p.x,y+p.y);}
  Point operator - (Point p){return Point(x-p.x,y-p.y);}
  Point operator * (double a){return Point(a*x,a*y);}
  Point operator / (double a){return Point(x/a,y/a);}
  Point operator * (Point a){ return Point(x * a.x - y * a.y, x * a.y + y * a.x); }

  bool operator < (const Point& p) const{ return !equals(x,p.x)?x<p.x:y<p.y; }

  bool operator == (const Point& p)const{ return fabs(x-p.x) < EPS && fabs(y-p.y) < EPS; }

};

struct Segment{
  Point p1,p2;
  Segment(Point p1 = Point(),Point p2 = Point()):p1(p1),p2(p2){}
  bool operator == (const Segment& p)const { return p.p1 == p1 && p.p2 == p2; }
};

typedef Point Vector;
typedef Segment Line;
typedef vector<Point> Polygon;

ostream& operator << (ostream& os,const Point& a){ os << "(" << a.x << "," << a.y << ")"; }

ostream& operator << (ostream& os,const Segment& a){ os << "( " << a.p1 << " , " << a.p2 << " )"; }

double dot(Point a,Point b){ return a.x*b.x + a.y*b.y; }

double cross(Point a,Point b){ return a.x*b.y - a.y*b.x; }

double norm(Point a){ return a.x*a.x+a.y*a.y; }

double abs(Point a){ return sqrt(norm(a)); }

//rad は角度をラジアンで持たせること
Point rotate(Point a,double rad){ return Point(cos(rad)*a.x - sin(rad)*a.y,sin(rad)*a.x + cos(rad)*a.y); }

// 度をラジアンに変換
double toRad(double agl){ return agl*M_PI/180.0; }

// Library - template - end

double getArg(Point a,Point b,Point c){
  double arg1 = atan2(b.y-a.y,b.x-a.x);
  double arg2 = atan2(c.y-b.y,c.x-b.x);
  double arg = fabs( arg2 - arg1 );
  while( arg > M_PI ) arg -= 2.0 * M_PI;
  return fabs(arg);
}

struct Edge{
  int to;
  double weight;
  Edge(int to=0,double weight=0):to(to),weight(weight){}
};

struct Data{
  int prev,cur,carrot;
  double dist;
  Data(int prev=0,int cur=0,int carrot=0,double dist=0):prev(prev),cur(cur),carrot(carrot),dist(dist){}
  bool operator < (const Data& data) const{ return dist > data.dist; }
};

int n;
double r,theta,mindist[MAX][MAX][LIMIT]; // mindist[cur][prev][the number of carrot]
Point ps[MAX];
vector<Edge> edge[MAX][MAX]; // edge[cur][prev]

inline void dijkstra(){
  rep(i,n)rep(j,n)rep(k,LIMIT) mindist[i][j][k] = IINF;
  priority_queue<Data> Q;

  REP(i,1,n) {
    double dist = abs(ps[0]-ps[i]);
    if( !equals(dist,r) && dist > r ) continue;
    Q.push(Data(0,i,1,dist));
    mindist[i][0][1] = dist;
  }
  int ans = (Q.empty()?0:1);

  while( !Q.empty() ){
    Data data = Q.top(); Q.pop();
    int prev = data.prev, cur = data.cur, carrot = data.carrot;
    double dist = data.dist;

    if( !equals(mindist[cur][prev][carrot],dist) && mindist[cur][prev][carrot] < dist ) continue;

    rep(i,edge[cur][prev].size()) {
      int next = edge[cur][prev][i].to;
      double weight = edge[cur][prev][i].weight;

      if( !equals(r,dist+weight) && r < dist+weight ) continue;

      if( mindist[next][cur][carrot+1] > dist + weight ){
        mindist[next][cur][carrot+1] = dist + weight;
        ans = max(ans,carrot+1);
        Q.push(Data(cur,next,carrot+1,dist+weight));
      }
    }
  }

  cout << ans << endl;
}

inline void makeEdge(){
  rep(prev,n){
    rep(cur,n){
      if( cur == prev ) continue;
      rep(next,n){
        if( next == cur || next == prev ) continue;
        double dist = abs(ps[cur]-ps[next]);
        if( !equals(dist,r) && dist > r ) continue;
        Vector v1 = ( ps[next] - ps[cur] ) - ps[prev];
        Vector v2 = ps[cur]  - ps[prev];
        if( equals(cross(v1,v2),0.0) ) continue;
        double arg = getArg(ps[prev],ps[cur],ps[next]);
        if( equals(arg,theta) || arg < theta ) edge[cur][prev].push_back(Edge(next,dist));
      }
    }
  }
}

int main(){

  cin >> n;
  cin >> r >> theta;
  theta = toRad(theta);
  rep(i,n) cin >> ps[i].x >> ps[i].y;

  makeEdge();

  dijkstra();

  return 0;
}

Measured memory_bytes: 48520