func_code_string: #include <bits/stdc++.h>   using namespace std;   const int MAXN = 1e5 + 10;   int a[MAXN], b[MAXN], f[260], n, k;   int main(void) {     ios::sync_with_stdio(false);     cin >> n >> k;     for (int i = 1; i <= n; ++i) {       cin >> a[i];       b[i] = a[i];     }     memset(f, -1, sizeof f);     for (int i = 1; i <= n; ++i) {       if (f[a[i]] == -1) {         int low = -1;         for (int j = a[i]; j >= a[i] - k + 1 && j >= 0; --j) {           if (f[j] != -1) {             if (f[j] >= a[i] - k + 1) low = f[j];             break;           }           low = j;         }         for (int j = low; j <= a[i]; ++j) {           f[j] = low;         }       }       b[i] = f[a[i]];     }     for (int i = 1; i <= n; ++i) {       cout << b[i] <<    ;     }     cout <<   n ;     return 0;   }   