func_code_string: #include <bits/stdc++.h>   using namespace std;   char str[300005];   vector<int> idx[27];   int main() {     int x;     scanf( %s , str);     int n = strlen(str);     for (int i = 0; i < (int)(n); i++) {       idx[str[i] -  a ].push_back(i);     }     long long int ans[27] = {0};     int ansmax = 0;     for (int i = 0; i < (int)(n); i++) {       set<int> fir;       for (int j = 0; j < (int)(26); j++) {         vector<int>::iterator it = lower_bound(idx[j].begin(), idx[j].end(), i);         if (it != idx[j].end()) fir.insert(*it);       }       int p = i;       int c = 0;       for (__typeof((fir).begin()) it = (fir).begin(); it != (fir).end(); ++it) {         ans[c++] += *it - p;         p = *it;       }       ans[c] += n - p;       ansmax = max(ansmax, c);     }     cout << ansmax << endl;     for (int i = 0; i < (int)(ansmax); i++) cout << ans[i + 1] << endl;     return 0;   }   