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Made day 1 part 1 nicer

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Tim Stallard 2016-12-01 11:14:08 +00:00
parent f072a6de0d
commit b39be9f087
1 changed files with 1 additions and 1 deletions
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day01/part1.js
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@ -2,6 +2,6 @@ var moves = [[1, 0], [0, -1], [-1, 0], [0, 1]];
var coords = [0, 0]; var coords = [0, 0];
var input = "R1, R1, R3, R1, R1, L2, R5, L2, R5, R1, R4, L2, R3, L3, R4, L5, R4, R4, R1, L5, L4, R5, R3, L1, R4, R3, L2, L1, R3, L4, R3, L2, R5, R190, R3, R5, L5, L1, R54, L3, L4, L1, R4, R1, R3, L1, L1, R2, L2, R2, R5, L3, R4, R76, L3, R4, R191, R5, R5, L5, L4, L5, L3, R1, R3, R2, L2, L2, L4, L5, L4, R5, R4, R4, R2, R3, R4, L3, L2, R5, R3, L2, L1, R2, L3, R2, L1, L1, R1, L3, R5, L5, L1, L2, R5, R3, L3, R3, R5, R2, R5, R5, L5, L5, R2, L3, L5, L2, L1, R2, R2, L2, R2, L3, L2, R3, L5, R4, L4, L5, R3, L4, R1, R3, R2, R4, L2, L3, R2, L5, R5, R4, L2, R4, L1, L3, L1, L3, R1, R2, R1, L5, R5, R3, L3, L3, L2, R4, R2, L5, L1, L1, L5, L4, L1, L1, R1"; var input = "R1, R1, R3, R1, R1, L2, R5, L2, R5, R1, R4, L2, R3, L3, R4, L5, R4, R4, R1, L5, L4, R5, R3, L1, R4, R3, L2, L1, R3, L4, R3, L2, R5, R190, R3, R5, L5, L1, R54, L3, L4, L1, R4, R1, R3, L1, L1, R2, L2, R2, R5, L3, R4, R76, L3, R4, R191, R5, R5, L5, L4, L5, L3, R1, R3, R2, L2, L2, L4, L5, L4, R5, R4, R4, R2, R3, R4, L3, L2, R5, R3, L2, L1, R2, L3, R2, L1, L1, R1, L3, R5, L5, L1, L2, R5, R3, L3, R3, R5, R2, R5, R5, L5, L5, R2, L3, L5, L2, L1, R2, R2, L2, R2, L3, L2, R3, L5, R4, L4, L5, R3, L4, R1, R3, R2, R4, L2, L3, R2, L5, R5, R4, L2, R4, L1, L3, L1, L3, R1, R2, R1, L5, R5, R3, L3, L3, L2, R4, R2, L5, L1, L1, L5, L4, L1, L1, R1";
var steps = input.replace(/L/g, "R0, R0, R").split(", ").map((a)=>parseInt(a.substr(1))); var steps = input.replace(/L/g, "R0, R0, R").split(", ").map((a)=>parseInt(a.substr(1)));
var finalCoords = steps.map((a, i)=>[moves[i%4][0] * a, moves[i%4][1] * a]).reduce((a, b)=>[a[0] + b[0], a[1] + b[1]], [0, 0]); var finalCoords = steps.map((a, i)=>moves[i%4].map((b)=>(b*a))).reduce((a, b)=>[a[0] + b[0], a[1] + b[1]], [0, 0]);
var distance = finalCoords.map(Math.abs).reduce((a, b)=>(a + b)); var distance = finalCoords.map(Math.abs).reduce((a, b)=>(a + b));
console.log(distance); console.log(distance);