func_code_string: #include <bits/stdc++.h>   using namespace std;   const int MAXM = 111111;   vector<int> v[MAXM];   int n, m, lim, x, lower, upper;   inline bool check(int score) {     for (int i = 1; i <= m; ++i)       for (int j = score - 1; j < (int)v[i].size(); ++j) {         int k = j - score + 1;         if (v[i][j] - v[i][k] - lim <= score - 1) return true;       }     return false;   }   int main() {     scanf( %d %d %d , &n, &m, &lim);     for (int i = 0; i < n; ++i) {       scanf( %d , &x);       v[x].push_back(i);     }     lower = 0, upper = n;     while (lower < upper) {       int mid = (lower + upper + 1) / 2;       if (check(mid))         lower = mid;       else         upper = mid - 1;     }     printf( %d n , lower);   }   