Nu aveti permisiuni pentru a descarca fisierul grader_test12.in

Cod sursa(job #1689515)

Utilizator akaprosAna Kapros akapros Data 14 aprilie 2016 12:24:02
Problema Progresii Scor 40
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.22 kb
#include <bits/stdc++.h>
#define maxN 100002
#define ll long long
using namespace std;
int n, m, v[maxN], ans[maxN];
ll ps[maxN], k, l;
bool ok = 1;
void read()
{
    int i;
    freopen("progresii.in", "r", stdin);
    scanf("%d %d %lld %lld", &n, &m, &k, &l);
    for (i = 1; i <= n; ++ i)
    {
        scanf("%d", &v[i]);
        ps[i] = ps[i - 1] + 1LL * (1 + (l - v[i]) / m) * (v[i] <= l);
    }
}
int oks(int x, int s)
{
    return 1LL * (ps[n] - ps[x] + 1LL * (1 + (l - v[x]) / s) * (v[x] <= l)) <= 1LL * k;
}
int bs(int x)
{
    int i = m, p = 1 << 30;
    while (p)
    {
        if (i - p > 0 && oks(x, i - p))
            i -= p;
        p /= 2;
    }
    return i;
}
void solve()
{
    if (ps[n] > k)
        {
            ok = 0;
            return ;
        }
    int i;
    for (i = 1; i <= n; ++ i)
    {
        ans[i] = bs(i);
        k -= (v[i] <= l) * (1 + ((l - v[i]) / ans[i]));
    }
}
void write()
{
    int i;
    freopen("progresii.out", "w", stdout);
    if (!ok)
    {
        printf("-1\n");
        return ;
    }else
    for (i = 1; i <= n; ++ i)
        printf("%d\n", ans[i]);
}
int main()
{
    read();
    solve();
    write();
    return 0;
}