elfs are trying to calculate fuel required for module masse, can you find the total fuel required for ship ?
On the way to your gravity assist around the Moon, your ship computer beeps angrily about a "1202 program alarm". On the radio, an Elf is already explaining how to handle the situation: "Don't worry, that's perfectly norma--" The ship computer bursts into flames.
You notify the Elves that the computer's magic smoke seems to have escaped. "That computer ran Intcode programs like the gravity assist program it was working on; surely there are enough spare parts up there to build a new Intcode computer!"
- part 1 : find the smallest manhattan distance for the closest intersection
- part 2 : compare by step
- part 1 : find available passwords
- part 2 : two digits are not member of larger group