ogun

# 90-100: 9/10 same, 1/10 50-100
# 50-90: 2/3 +, 1/3 -
# 10-50: 2/3 -, 1/3 +
# 0-100: 9/10 same, 1/10 10-50
from random import randint
from datetime import datetime, timedelta


def next_value(number):
    if 100 >= number > 90: