Score : $300$ points
A company has $N$ members, who are assigned ID numbers $1, ..., N$.
Every member, except the member numbered $1$, has exactly one immediate boss with a smaller ID number.
When a person $X$ is the immediate boss of a person $Y$, the person $Y$ is said to be an immediate subordinate of the person $X$.
You are given the information that the immediate boss of the member numbered $i$ is the member numbered $A_i$. For each member, find how many immediate subordinates it has.
Input is given from Standard Input in the following format:
$N$ $A_2$ $...$ $A_N$
For each of the members numbered $1, 2, ..., N$, print the number of immediate subordinates it has, in its own line.
5 1 1 2 2
2 2 0 0 0
The member numbered $1$ has two immediate subordinates: the members numbered $2$ and $3$.
The member numbered $2$ has two immediate subordinates: the members numbered $4$ and $5$.
The members numbered $3$, $4$, and $5$ do not have immediate subordinates.
10 1 1 1 1 1 1 1 1 1
9 0 0 0 0 0 0 0 0 0
7 1 2 3 4 5 6
1 1 1 1 1 1 0