Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define srt(i) sort(i.begin(), i.end())
#define rvt(i) sort(i.begin(), i.end(), greater<int>())

vector<int> sieve(int n) {
  vector<int> res(n,0);
  for (int i = 2; i*i < n; ++i) {
    if (res[i] < i) continue;
    for (int j = i*i; j < n; j += i)
      if (res[j] == j) res[j] = i;
  }
  return res;
}

int main()
{
    int64_t n, k;
    cin >> n >> k;

    vector<int64_t> a(n+1), a1(n+1);
    rep(i,n){
      cin >> a.at(i+1);
    }

    rep(i, k){
      bool same = true;
      int64_t first = a.at(1);

      rep(j, n){
        if(a.at(j+1) != first) same = false;
        int64_t a_at = a.at(j+1);

        for(int k=max(1LL,j+1-a_at); k<=min(j+1+a_at, n); k++){
          if(k>=1 && k<=n) a1.at(k)++;
        }
      }

      rep(j, n) {
        a.at(j+1) = a1.at(j+1);
        a1.at(j+1) = 0;
      }

      if(same && first==n) break;
    }
    
    rep(i,n) cout << a.at(i+1) << " ";
    cout << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:35:22: error: no matching function for call to 'max(long long int, int64_t)'
   35 |         for(int k=max(1LL,j+1-a_at); k<=min(j+1+a_at, n); k++){
      |                   ~~~^~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:35:22: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int64_t' {aka 'long int'})
   35 |         for(int k=max(1LL,j+1-a_at); k<=min(j+1+a_at, n); k++){
      |                   ~~~^~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:35:22: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   35 |         for(int k=max(1LL,j+1-a_at); k<=min(j+1+a_at, n); k++){
      |                   ~~~^~~~~~~~~~~~~~