#include <cstdio>
using namespace std;
int v[14010];
int ok (int c)
{
    int tr,i,s=0;
    for(i=1; i<=c+1; ++i)
    {
        if (v[i]>c)
        {
            tr=20000;
            break;
        }
        if (s+v[i]<c)
            s+=v[i];
        else
        {
            s=v[i];
            ++tr;
        }
    }
    return tr;
}
int bs (int st,int dr,int k)
{
    int med,last=-1;
    med=(st+dr)/2;
    while(st<=dr)
    {
        med=(st+dr)/2;
        if (ok(med)<=k)
        {
            last=med;
            dr=med-1;
        }
        else
            st=med+1;
    }
    return last;
}
int main ()
{
    freopen("transport.in","r",stdin);
    freopen("transport.out","w",stdout);
    int n,k,i;
    scanf("%d%d",&n,&k);
    for(i=1; i<=n; ++i)
        scanf("%d",&v[i]);
    return 0;
}