#include using namespace std; using ll = long long int; using lc = complex; int main(void) { constexpr ll MOD = 1e9 + 7; constexpr double PI = acos(-1); cout << fixed << setprecision(32); cin.tie(0); ios::sync_with_stdio(false); ll n, m; cin >> n >> m; vector a(n); for(auto &e: a) cin >> e; string s; cin >> s; ll i = 0, j = 0, l = 0, r = n-1; for(auto &c: s) { switch(c) { case 'L': if(++j, --i < 0) { if(j == n) { j = n-1; continue; } ++l; a[l] += a[l-1]; i = 0; } break; case 'R': if(++i, --j < 0) { if(i == n) { i = n-1; continue; } --r; a[r] += a[r+1]; j = 0; } break; } } for(ll k=0; k