func_code_string: #include <bits/stdc++.h>   using namespace std;   int a[100010];   inline int read() {     char c = getchar();     int x = 0, flag = 1;     while (!isdigit(c)) {       if (c ==  - ) flag = -1;       c = getchar();     }     while (isdigit(c)) x = x * 10 + c -  0 , c = getchar();     return x * flag;   }   int main() {     int n = read(), k = read(), lst = 1, ans = 0;     for (int i = 1; i <= n; i++) {       a[i] = read();       if (a[i] == a[i - 1]) lst = i;       ans = max(ans, i - lst + 1);     }     cout << ans;     return 0;   }   