#include <stdio.h>
#include <atcoder/segtree>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define modulo 1000000007
#define mod(mod_x) ((((long long)mod_x+modulo))%modulo)
#define Inf 10000000000000
double eps = 1e-9;
struct Data{
	double r=0.0,theta=0.0;
	double stheta = 0.0;
};

Data op(Data a,Data b){
	if(abs(b.r)<eps)return a;
	if(abs(a.r)<eps)return b;
	double x = a.r * cos(a.theta) + b.r * cos(b.theta+a.stheta);
	double y = a.r * sin(a.theta) + b.r * sin(b.theta+a.stheta);
	Data ret;
	ret.r = hypot(x,y);
	ret.theta = atan2(y,x);
	ret.stheta = a.stheta + b.stheta;
	return ret;
}

Data e(){
	return Data();
}

int main(){
	
	int N,Q;
	cin>>N>>Q;
	Data temp = {1.0,0.0};
	vector<Data> T(N+1,temp);
	T[0].r = 0.0;
	segtree<Data,op,e> seg(T);
	
	rep(_,Q){
		int t;
		cin>>t;
		if(t==0){
			int i,x;
			cin>>i>>x;
			Data D = seg.get(i);
			D.theta = (acos(-1.0)/180.0)*(double)x;
			D.stheta = D.theta;
		//	cout<<D.theta<<endl;
			seg.set(i,D);
		}
		else if(t==1){
			int i,x;
			cin>>i>>x;
			Data D = seg.get(i);
			D.r = (double)x;
			seg.set(i,D);
		}
		else{
			int i;
			cin>>i;
			Data D = seg.prod(0,i+1);
			//cout<<D.theta<<endl;
			double x = D.r * cos(D.theta);
			double y = D.r * sin(D.theta);
			cout<<fixed<<setprecision(10)<<x<<' '<<y<<endl;
		}
	}
			
    return 0;
}