//Optimise
#include <bits/stdc++.h>
using namespace std;

#define Online 1
// #define multitest 1
#define Debug
typedef long long ll;
typedef long double ld;
#define f first
#define s second
#define pb push_back
#define mp make_pair
const long long mod = 1000000007;
const long long High = 1e16;
void ControlIO();
void TimerStart();
void TimerStop();
#ifdef Debug
#define db(...) ZZ(#__VA_ARGS__, __VA_ARGS__)
template <typename Arg1>
void ZZ(const char *name, Arg1 &&arg1)
{
	std::cerr << name << " = " << arg1 << endl;
}
template <typename Arg1, typename... Args>
void ZZ(const char *names, Arg1 &&arg1, Args &&... args)
{
	const char *comma = strchr(names + 1, ',');
	std::cerr.write(names, comma - names) << " = " << arg1;
	ZZ(comma, args...);
}
#else
#define db(...)
#endif

void solve()
{
    int n;
    string Str;
    cin >> n >> b;
    int a,b;
    a = b = 0
    for(char ch : str)
        if(ch=='R') a++;
        else b++;
    if(a>b) cout << "Yes";
    else cout << "No";
}

int main()
{
	ControlIO();
	int t = 1;
#ifdef multitest
	cin >> t;
#endif
	TimerStart();
	while (t--)
		solve();
	TimerStop();
	return 0;
}

void ControlIO()
{
	ios_base::sync_with_stdio(0);
	cin.tie(0);
#ifndef Online
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif
}

auto TimeStart = chrono::steady_clock::now();
auto TimeEnd = chrono::steady_clock::now();

void TimerStart()
{
#ifndef Online
	TimeStart = chrono::steady_clock::now();
#endif
}

void TimerStop()
{
#ifndef Online
	TimeEnd = chrono::steady_clock::now();
	auto ElapsedTime = TimeEnd - TimeStart;
	cout << "\n\nTime elapsed: " << chrono::duration<double>(ElapsedTime).count() << " seconds.\n";
#endif
}
