50 50.1
Answer: 501

10 20
Answer: 6

0.05 5.02
Answer: 20

0.05 5
Answer: 21

99.98
99.99
Answer: 5001

25 50
Answer: 3

13 14.1
Answer: 15

92 93.4
Answer: 13

30.2 50.01
Answer: 2

0.01 0.02
Answer: 5001

45.55 45.56
Answer: 90

49.09 50.01
Answer: 2

0.01 99.99
Answer: 2

0.29 0.3
Answer: 334

60 70
Answer: 3

Edited by author 08.02.2023 14:48

Some tests (only in large cities):
5001{ 0.01, 0.02},{49.99,50.00},{50.00,50.01},{99.98,99.99}
3334{ 0.01, 0.03},{99.97,99.99}
2503{25.00,25.01},{33.32,33.33},{66.67,66.68},{74.99,75.00}
2501{ 0.01, 0.04},{24.99,25.00},{49.98,50.00},{50.00,50.02},
{75.00,75.01},{99.96,99.99}
2004{20.00,20.01},{79.99,80.00}
2003{33.34,33.35},{39.99,40.00},{60.00,60.01},{66.65,66.66}
2002{40.00,40.01},{59.99,60.00}
2001{ 0.01, 0.05},{19.99,20.00},{80.00,80.01},{99.95,99.99}
1667{ 0.01, 0.06},{49.97,50.00},{50.00,50.03},{99.94,99.99}
1429{ 0.01, 0.07},{33.31,33.33},{66.67,66.69},{99.93,99.99}
1257{12.49,12.50},{28.56,28.57},{71.43,71.44},{87.50,87.51}
1255{12.50,12.51},{87.49,87.50}
1253{16.67,16.68},{24.98,25.00},{33.34,33.36},{37.50,37.51},
{62.49,62.50},{66.64,66.66},{75.00,75.02},{83.32,83.33}
1251{ 0.01, 0.08},{25.00,25.02},{37.49,37.50},{49.96,50.00},
{50.00,50.04},{62.50,62.51},{74.98,75.00},{99.92,99.99}
1115{42.86,42.87},{57.13,57.14}
1112{ 0.01, 0.09},{99.91,99.99}
1009{10.00,10.01},{11.10,11.11},{88.89,88.90},{89.99,90.00}
1007{14.29,14.30},{29.99,30.00},{70.00,70.01},{85.70,85.71}
1004{20.00,20.02},{79.98,80.00}
The answers may be incorrect.