Pagini recente » Cod sursa (job #2726594) | Cod sursa (job #2967795) | Cod sursa (job #1963273) | Cod sursa (job #615346) | Cod sursa (job #1470103)
#include <cstdio>
#include <vector>
using namespace std;
#define N 100001
#define dim 8192
char ax[sz];
int ps;
void cit(int &x) {
while (ax[pz] < '0' || ax[pz] > '9')
if (++pz == dim)
fread(ax, 1, dim, stdin), pz = 0;
while (ax[pz] >= '0' && ax[pz] <= '9') {
x = x * 10 + ax[pz] - '0';
if (++pz == dim)
fread(ax, 1, dim, stdin), pz = 0;
}
}
vector<int> a[N];
int parent[N];
int st[N];
int n;
int g[N];
int root = 0;
bool used[N];
int nst;
int sol[N];
void dfs(int u) {
used[u] = true;
st[++nst] = u;
if (nst - parent[u] >= 1 && parent[u] != 0)
sol[u] = sol[ st[ nst - parent[u] ] ] + 1;
for (vector<int>::iterator it = a[u].begin(); it != a[u].end(); ++it)
if (!used[*it]) {
dfs(*it);
}
--nst;
}
int main() {
freopen ("cerere.in", "r", stdin);
freopen ("cerere.out", "w", stdout);
cit(n);
int i;
for (i = 1; i <= n; ++i)
cit(parent[i]);
int p, q;
for (i = 1; i < n; ++i) {
cit(p); cit(q);
a[p].push_back(q);
//a[q].push_back(p);
g[q]++;
}
for (i =1 ;i <= n; ++i)
if (!g[i])
root = i;
dfs(root);
for (i = 1; i <= n; ++i)
printf ("%d ", sol[i]);
printf ("\n");
}