import java.text.DecimalFormat;
import java.util.Scanner;
public class c {
	Scanner in=new Scanner(System.in);
	public static void main(String[] args) {
		new c().go();
	}
	private void go() {
		int numc=in.nextInt();
		for(int cnum=0;cnum<numc;cnum++){
			double b=in.nextInt();
			int n=in.nextInt();
			for(int i=0;i<n;i++){
				double m=in.nextInt();
				String s=in.next();
				if(s.equals("Loss"))b=0;
				if(s.endsWith("Tie"))continue;
				if(s.equals("Win")){
					if(m<0)m=100/Math.abs(m);
					else m=m/100;
					m+=.00000001;
					m*=1000;
					m=Math.floor(m);
					m/=1000;
					b+=b*m;
				}
				b+=.00000001;
				b*=100;
				b=Math.floor(b);
				b/=100;
			}

			System.out.printf("$%s\n", new DecimalFormat("#,###,##0.00").format(Math.min(1000000, b)));
		}
	}
}
//Parley Wagering
//doubles
//rounding
//output