#include <bits/stdc++.h>
using namespace std;
#define int long long
#define str string
int n, k;
const int maxn = 1e6 + 7;
int a[maxn];
int dem, m;
signed main(){
freopen ("CHIAHET.INP", "r", stdin);
freopen ("CHIAHET.OUT", "w", stdout);
cin >> n >> k;
for (int i = 1; i <= n; i ++){
cin >> a[i];
if (a[i] % k == 0) dem ++;
else{
m = max(m, dem);
dem = 0;
}
}
cout << m;
}
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