Out and about
The ‘travelling salesman’ puzzle
6
The number of route options when delivering to three destinations
479m
The number of route options when delivering to 12 destinations
Spotlight/Science
en-gb
2021-09-17T07:00:00.0000000Z
2021-09-17T07:00:00.0000000Z
https://theguardianweekly.pressreader.com/article/282071985029000
Guardian/Observer
