content: package v115;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.io.PrintWriter;
  import java.util.StringTokenizer;
  
  public class Logo2_UVa11519 {
  	
  	static final double INF = 1e5, EPS = 1e-9;
  
  	public static void main(String[] args) throws IOException {
  		
  		Scanner sc = new Scanner(System.in);
  		PrintWriter out = new PrintWriter(System.out);
  
  		int tc = sc.nextInt();
  		while(tc-->0)
  		{
  			int n = sc.nextInt();
  			Point start = new Point(0, 0), end = start;
  			Vector v = new Vector(0, INF);
  			Point missing = null;
  			char o = 'x';
  			while(n-->0)
  			{
  				double d = 1;
  				char c = sc.next().charAt(0);
  				String x = sc.next();
  				if(x.equals("?"))
  				{
  					missing = end;
  					o = c;
  					continue;
  				}
  				int steps = Integer.parseInt(x);
  				switch(c)
  				{
  				case 'r':
  					d *= -1;
  				case 'l':
  					d *= steps;
  					v = v.rotate(d);
  					break;
  				case 'f':
  					d = steps;
  					end = end.translate(v.scale(d / v.norm()));break;
  					default:
  						d = steps;
  						end = end.translate(v.reverse().scale(d / v.norm()));
  						
  				}
  			}
  			if(o == 'f' || o == 'b')
  				out.println(Math.round(end.dist(start)));
  			else
  			{
  				int ans = (int) Math.round(radToDeg(Point.angle(start, missing, end)));
  				if(Point.ccw(start, end, missing))
  					ans = 360 - ans;
  				if(o == 'r')
  					ans = 360 - ans;
  				ans %= 360;
  				out.println(ans);
  			}
  		}
  		out.flush();
  	}
  	
  	static double radToDeg(double rad)
  	{
  		return rad * 180 / Math.PI;
  	}
  	static double degToRad(double deg)
  	{
  		return deg * Math.PI / 180.0;
  	}
  	
  	static class Point
  	{
  		double x, y;
  		
  		Point(double a, double b)
  		{
  			x = a; y = b;
  		}
  		
  		Point translate(Vector v)
  		{
  			return new Point(x + v.x, y + v.y);
  		}
  		
  
  		Point rotate(double angle)
  		{
  			angle = degToRad(angle);
  			double c = Math.cos(angle), s = Math.sin(angle);
  			return new Point(x * c - y * s, x * s + y * c);
  		}
  		
  		double dist(Point p)
  		{
  			return Math.sqrt((x - p.x) * (x - p.x) + (y - p.y) * (y - p.y));
  		}
  		
  		boolean equals(Point p)
  		{
  			return Math.abs(x - p.x) < EPS && Math.abs(y - p.y) < EPS;
  		}
  		
  		static double angle(Point a, Point o, Point b)
  		{
  			Vector oa = new Vector(o, a), ob = new Vector(o, b);
  			return Math.acos(oa.dot(ob) / (oa.norm() * ob.norm()));
  		}
  		
  		static boolean ccw(Point p, Point q, Point r) { return new Vector(p, q).cross(new Vector(p, r)) > 0; }
  	}
  	
  	static class Vector
  	{
  		double x, y;
  		
  		Vector(double a, double b)
  		{
  			x = a; y = b;
  		}
  		
  		Vector(Point p, Point q)
  		{
  			x = q.x - p.x;
  			y = q.y - p.y;
  		}
  		
  		Vector rotate(double angle)
  		{
  			angle = degToRad(angle);
  			double c = Math.cos(angle), s = Math.sin(angle);
  			return new Vector(x * c - y * s, x * s + y * c);
  		}
  		
  		Vector reverse()
  		{
  			return new Vector(-x, -y);
  		}
  		
  		Vector scale(double s)
  		{
  			return new Vector(x *s, y * s);
  		}
  		
  		double norm()
  		{
  			return Math.sqrt(x * x + y * y);
  		}
  		
  		double dot(Vector v)
  		{
  			return x * v.x + y * v.y;
  		}
  		
  		double cross(Vector v)
  		{
  			return x * v.y - y * v.x;
  		}
  	}
  	
  	static class Scanner 
  	{
  		StringTokenizer st;
  		BufferedReader br;
  
  		public Scanner(InputStream s){	br = new BufferedReader(new InputStreamReader(s));}
  
  		public String next() throws IOException 
  		{
  			while (st == null || !st.hasMoreTokens()) 
  				st = new StringTokenizer(br.readLine());
  			return st.nextToken();
  		}
  
  		public int nextInt() throws IOException {return Integer.parseInt(next());}
  		
  		public long nextLong() throws IOException {return Long.parseLong(next());}
  
  		public String nextLine() throws IOException {return br.readLine();}
  		
  		public double nextDouble() throws IOException
  		{
  			String x = next();
  			StringBuilder sb = new StringBuilder("0");
  			double res = 0, f = 1;
  			boolean dec = false, neg = false;
  			int start = 0;
  			if(x.charAt(0) == '-')
  			{
  				neg = true;
  				start++;
  			}
  			for(int i = start; i < x.length(); i++)
  				if(x.charAt(i) == '.')
  				{
  					res = Integer.parseInt(sb.toString());
  					sb = new StringBuilder("0");
  					dec = true;
  				}
  				else
  				{
  					sb.append(x.charAt(i));
  					if(dec)
  						f *= 10;
  				}
  			res += Integer.parseInt(sb.toString()) / f;
  			return res * (neg?-1:1);
  		}
  		
  		public boolean ready() throws IOException {return br.ready();}
  
  
  	}
  }
  