#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Verdeling van de som van twee dobbelstenen (2..12).
Hoofdstuk: 40/41 — Simulatie en verdeling
"""
from random import randint
from collections import Counter
N = 20_000
sommen = Counter(randint(1, 6) + randint(1, 6) for _ in range(N))
print("Aantal worpen (2 dobbelstenen):", N)
for s in range(2, 13):
    freq = sommen[s]
    rel = freq / N
    print(f"som {s:2d}: {freq:5d}  ({rel:.3f})")