Cod sursa(job #1823164)

Utilizator akaprosAna Kapros akapros Data 5 decembrie 2016 23:27:23
Problema Curcubeu Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.18 kb
#include <bits/stdc++.h>
#define maxN 1000002
using namespace std;
int n, ans[maxN], f[maxN];
FILE *fin = freopen("curcubeu.in", "r", stdin);
FILE *fout = freopen("curcubeu.out", "w", stdout);
int root(int x)
{
    if (f[x] == 0)
        return x;
    return f[x] = root(f[x]);
}

struct query
{
    int a, b, c;
} v[maxN];
void read()
{
    scanf("%d %d %d %d", &n, &v[1].a, &v[1].b, &v[1].c);
    for (int i = 2; i < n; ++ i)
    {
        v[i].a = (1LL * v[i - 1].a * i) % n;
        v[i].b = (1LL * v[i - 1].b * i) % n;
        v[i].c = (1LL * v[i - 1].c * i) % n;
    }
}
void solve()
{
    int i;
    for (i = n - 1; i >= 1; -- i)
    {
        if (v[i].a > v[i].b)
            swap(v[i].a, v[i].b);
        int l = v[i].a, r = v[i].b;
        r = root(r);
        while (l <= r)
        {
            if (!ans[l])
            {
                ans[l] = v[i].c;
                f[l] = r;
                ++ l;
            }
            else
                l = root(l) + 1;
        }
    }
}
void write()
{
    for (int i = 1; i < n; ++ i)
        printf("%d\n", ans[i]);
}
int main()
{
    read();
    solve();
    write();
    return 0;
}