B

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
const int Maxn = 1e5+10;
const int Inf = 0x7f7f7f7f;
const int Mod = 1e9+7;

int a[Maxn],v[Maxn];
int l_0[Maxn],r_1[Maxn];
double ans[Maxn];
int _1[Maxn],tol1,_0[Maxn],tol0;

int main(){
    int n,l;
    scanf("%d %d",&n,&l);
    for(int i=1;i<=n;i++)
        scanf("%d",&a[i]);
    for(int i=1;i<=n;i++)
        scanf("%d",&v[i]);

    for(int i=1;i<=n;i++)
        if( v[i] == 1 )
            r_1[i] = r_1[i-1] + 1,_1[++tol1] = a[i];
        else r_1[i] = r_1[i-1];
    for(int i=n;i>=1;i--)
        if( v[i] == 0 )
            l_0[i] = l_0[i+1] + 1,_0[++tol0] = a[i];
        else l_0[i] = l_0[i+1];

    for(int i=1;i<=n;i++)
    {
        double time,dis;
        int dir;
        if( v[i] == 1 )
        {
            if( l_0[i] >= r_1[i] )
            {
                int tmp = l_0[i] - r_1[i];
                dir = 0;
                dis = 1.0*(_1[1] + _0[tmp + 1])/2;
                time= -1.0*(_1[1] - _0[tmp + 1])/2;
            }
            else 
            {
                int tmp = r_1[i] - l_0[i];
                dir = 1;
                dis = 1.0*(_1[tmp] + _0[1])/2;
                time= -1.0*(_1[tmp] - _0[1])/2;
            }
        }
        else 
        {
            if( r_1[i] >= l_0[i] )
            {
                int tmp = r_1[i] - l_0[i];
                dir = 1;
                dis = 1.0*(_1[tmp+1] + _0[1])/2;
                time= -1.0*(_1[tmp+1] - _0[1])/2;
            }
            else 
            {
                int tmp = l_0[i] - r_1[i];
                dir = 0;
                dis = 1.0*(_1[1] + _0[tmp])/2;
                time= -1.0*(_1[1] - _0[tmp])/2;
            }
        }
        // cout<<dir<<" "<<dis<<" "<<time<<endl;
        if( dir == 0 )  ans[i] = time + dis;
        else ans[i] = time + l-dis;
    }
    for(int i=1;i<=n;i++)
        printf("%lld ",(ll)(ans[i]+0.5));
    return 0;
}