func_code_string: #include <bits/stdc++.h>   const long long MOD = 1e9 + 7;   using pii = std::pair<long long, long long>;   using namespace std;   long long n;   string s;   int32_t main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     cin >> n >> s;     long long good = 1;     for (long long i = 0; i < n; i++)       for (long long j = 0; j < i; j++)         for (long long k = 0; k < j; k++)           if (s[k] > s[j] && s[j] > s[i]) {             good = 0;             break;           }     long long ans[205] = {0};     for (long long i = 0; i < n; i++)       for (long long j = i + 1; j < n; j++)         if (s[j] < s[i]) ans[j] = !ans[i];     if (!good)       cout <<  NO n ;     else {       cout <<  YES n ;       for (long long i = 0; i < n; i++) cout << ans[i];       cout <<   n ;     }     return 0;   }   