#include<bits/stdc++.h>
using namespace std;
void read(long long &h){
    char o;
    long long x=0,y=1;
    o=getchar_unlocked();
    while(!(o<='9'&&o>='0')){
        if(o=='-'){
            y=-1;
        }
        o=getchar_unlocked();
    }
    while(o<='9'&&o>='0'){
        x*=10;
        x+=o-'0';
        o=getchar_unlocked();
    }
    h=x*y;
    return ;
}
priority_queue<long long,deque<int>,greater<int>> a;
long long cmp,now,sum;
long long n,p;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    read(n);read(p);
    for(int i=1;i<=n;i++){
        read(cmp);
        a.push(cmp);
        sum+=cmp;
        while(a.size()&&sum-a.top()>=p){
            sum-=a.top();
            a.pop();
        }
        if(sum<p){
            cout<<-1;
        }
        else{
            cout<<a.size();
        }
        cout<<" ";
    }
    return 0;
}