Serial number

city

Coordinate (x_i, y_i)

Actual Distance (km)

1

Yueyang

(69, 59)

231.6

2

Changsha

(135, 67.5)

344.18

3

Xiangtan

(157, 68)

384.41

4

Hengyang

(215, 83)

512.63

5

Yongzhou

(242, 133)

644.26

6

Shaoyang

(194.5, 141)

558.16

7

Yiyang

(115, 98)

421.09

8

Changde

(89, 132)

386.97

9

Huaihua

(177, 228)

734.89

10

Loudi

(165, 115)

483.61