Exclusiv

#include <bits/stdc++.h>

using namespace std;
ifstream fin("exclusiv.in");
ofstream fout("exclusiv.out");
struct elem
{
    int val, ind;
};
elem v[2005];
int N, M, s[100005], sol[2005];
int maxm, l, lmax;
bool compara(elem a, elem b)
{
    if(a.val != b.val)
        return (a.val < b.val);
    return (a.ind < b.ind);
}
int cautB(elem sir[], int n, int x)
{
    int low=1, high=n, res = -1;
    while(low <= high)
    {
        int mid = (low + high) / 2;
        if(sir[mid].val > x)
            high = mid - 1;
        else if(sir[mid].val < x)
            low = mid + 1;
        else
        {
            res=mid;
            high=mid-1;
        }
    }
    return res;
}
int main()
{
    int i, j;
    fin>>M>>N;
    for(i=1; i<=M; ++i)
        fin>>s[i];
    for(i=1; i<=N; ++i)
    {
        fin>>v[i].val;
        v[i].ind=i;
    }
    sort(v+1, v+N+1, compara);
    for(j=1; j<=M; ++j)
    {
        int cb=cautB(v, N, s[j]);
        if(cb>0)
            s[j]=v[cb].ind;
        else
            s[j]=(N+1);
    }
    for(i=1; i<=N; ++i)
    {
        int lg=0;
        for(j=1; j<=M; ++j)
        {
            if(s[j]>i)
            {
                lg++;
            }
            else
            {
                sol[i]=max(lg, sol[i]);
                lg=0;
            }
        }
        sol[i]=max(lg, sol[i]);
    }
    for(i=1; i<=N; ++i)
        fout<<sol[i]<<'\n';
    return 0;
}