#include <iostream>
using namespace std;
int main() {
// your code goes here
int n , k;
cin>>n;
cin>>k;
int arr[n];
for(int i = 0; i<n ; i++){
cin>>arr[i];
}
int count = 0;
for(int i = 0; i<n; i++){
int sum = 0;
for(int j = i; j<n;j++){
sum += arr[j];
if(sum == k){
count++;
}
}
}
cout<<count<<endl;
return 0;
}
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