Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define mp make_pair
#define pb push_back
#define x first
#define y second
#define pii pair<int, int>
#define p3i pair<pii, int>
#define pll pair<ll, l   l>
#define p3l pair<pll, ll>
#define lseg L, (L+R)/2, N*2+1
#define rseg (L+R)/2+1, R, N*2+2
#define ub upper_bound
#define lb lower_bound
#define pq priority_queue
#define MN 1000000007
#define fox(k, x) for (int k=0; k<x; ++k)
#define fox1(k, x) for (int k=1; k<=x; ++k)
#define foxr(k, x) for (int k=x-1; k>=0; --k)
#define fox1r(k, x) for (int k=x; k>0; --k)
#define ms multiset
#define flood(x) memset(x, 0x3f3f3f3f, sizeof x)
#define drain(x) memset(x, 0, sizeof x)
#define rng() (rand() >> 3)*rand()

string s;
int x, y, n, c[2], cx1;
bool f, d;
int main(){
    cin >> s;
    fox(l, s.size()){
        if (s[l]=='T'){
            f=1; d=!d;
        }else {
            if (!f) cx1++;
            else c[d]++;
        }
    }
    cin >> x >> y;
    x=abs(x-cx1);
    if (c[0]>=x && c[0]%2==x%2 && c[1]>=y && c[1]%2==y%2){
        cout << "Yes";
    } else {
        cout << "No";
    }
    return 0;
}
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define mp make_pair
#define pb push_back
#define x first
#define y second
#define pii pair<int, int>
#define p3i pair<pii, int>
#define pll pair<ll, l   l>
#define p3l pair<pll, ll>
#define lseg L, (L+R)/2, N*2+1
#define rseg (L+R)/2+1, R, N*2+2
#define ub upper_bound
#define lb lower_bound
#define pq priority_queue
#define MN 1000000007
#define fox(k, x) for (int k=0; k<x; ++k)
#define fox1(k, x) for (int k=1; k<=x; ++k)
#define foxr(k, x) for (int k=x-1; k>=0; --k)
#define fox1r(k, x) for (int k=x; k>0; --k)
#define ms multiset
#define flood(x) memset(x, 0x3f3f3f3f, sizeof x)
#define drain(x) memset(x, 0, sizeof x)
#define rng() (rand() >> 3)*rand()

string s;
int x, y, n, c[2], cx1;
bool f, d;
int main(){
    cin >> s;
    fox(l, s.size()){
        if (s[l]=='T'){
            f=1; d=!d;
        }else {
            if (!f) cx1++;
            else c[d]++;
        }
    }
    cin >> x >> y;
    x=abs(x-cx1);
    if (c[0]>=x && c[0]%2==x%2 && c[1]>=y && c[1]%2==y%2){
        cout << "Yes";
    } else {
        cout << "No";
    }
    return 0;
}


Compiler output:
a.cc:75:8: error: redefinition of 'std::string s'
   75 | string s;
      |        ^
a.cc:27:8: note: 'std::string s' previously declared here
   27 | string s;
      |        ^
a.cc:54:11: error: redefinition of 'int first'
   54 | #define x first
      |           ^~~~~
a.cc:76:5: note: in expansion of macro 'x'
   76 | int x, y, n, c[2], cx1;
      |     ^
a.cc:6:11: note: 'int first' previously declared here
    6 | #define x first
      |           ^~~~~
a.cc:28:5: note: in expansion of macro 'x'
   28 | int x, y, n, c[2], cx1;
      |     ^
a.cc:55:11: error: redefinition of 'int second'
   55 | #define y second
      |           ^~~~~~
a.cc:76:8: note: in expansion of macro 'y'
   76 | int x, y, n, c[2], cx1;
      |        ^
a.cc:7:11: note: 'int second' previously declared here
    7 | #define y second
      |           ^~~~~~
a.cc:28:8: note: in expansion of macro 'y'
   28 | int x, y, n, c[2], cx1;
      |        ^
a.cc:76:11: error: redefinition of 'int n'
   76 | int x, y, n, c[2], cx1;
      |           ^
a.cc:28:11: note: 'int n' previously declared here
   28 | int x, y, n, c[2], cx1;
      |           ^
a.cc:76:14: error: redefinition of 'int c [2]'
   76 | int x, y, n, c[2], cx1;
      |              ^
a.cc:28:14: note: 'int c [2]' previously declared here
   28 | int x, y, n, c[2], cx1;
      |              ^
a.cc:76:20: error: redefinition of 'int cx1'
   76 | int x, y, n, c[2], cx1;
      |                    ^~~
a.cc:28:20: note: 'int cx1' previously declared here
   28 | int x, y, n, c[2], cx1;
      |                    ^~~
a.cc:77:6: error: redefinition of 'bool f'
   77 | bool f, d;
      |      ^
a.cc:29:6: note: 'bool f' previously declared here
   29 | bool f, d;
      |      ^
a.cc:77:9: error: redefinition of 'bool d'
   77 | bool f, d;
      |         ^
a.cc:29:9: note: 'bool d' previously declared here
   29 | bool f, d;
      |         ^
a.cc:78:5: error: redefinition of 'int main()'
   78 | int main(){
      |     ^~~~
a.cc:30:5: note: 'int main()' previously defined here
   30 | int main(){
      |     ^~~~