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Cod sursa(job #694735)
#include<fstream>
using namespace std;
fstream f("cerere.in",ios::in);
fstream g("cerere.out",ios::out);
long k[100001],t[100001],m[100001],n,str,c[100001];
void rezolvare()
{
long i,ok,j,x;
for(i=1;i<=n;i++)
{
if(k[i]==0)
g<<c[i]<<" ";
else
{
str=i;
while(k[str]!=0)
{
x=k[str];
while(x!=0)
{
ok=1;
for(j=1;j<n && ok;j++)
if(str==m[j])
{
str=t[j];
ok=0;
x--;
}
}
c[i]++;
}
g<<c[i]<<" ";
}
}
}
void citire()
{
long i;
f>>n;
for(i=1;i<=n;i++)
f>>k[i];
for(i=1;i<n;i++)
f>>t[i]>>m[i];
}
int main()
{
citire();
rezolvare();
f.close();
g.close();
}