solutions to day five
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const fs = require('fs');




const inputArray = fs.readFileSync('input.txt').toString().split("\n");




// Part One




/*


[Q] [P] [P]


[G] [V] [S] [Z] [F]


[W] [V] [F] [Z] [W] [Q]


[V] [T] [N] [J] [W] [B] [W]


[Z] [L] [V] [B] [C] [R] [N] [M]


[C] [W] [R] [H] [H] [P] [T] [M] [B]


[Q] [Q] [M] [Z] [Z] [N] [G] [G] [J]


[B] [R] [B] [C] [D] [H] [D] [C] [N]


1 2 3 4 5 6 7 8 9


*/


let stacks = [


["C", "Q", "B"],


["Z", "W", "Q", "R"],


["V", "L", "R", "M", "B"],


["W", "T", "V", "H", "Z", "C"],


["G", "V", "N", "B", "H", "Z", "D"],


["Q", "V", "F", "J", "C", "P", "N", "H"],


["S", "Z", "W", "R", "T", "G", "D"],


["P", "Z", "W", "B", "N", "M", "G", "C"],


["P", "F", "Q", "W", "M", "B", "J", "N"],


]


for (i in inputArray) {


const contents = inputArray[i].split(" ");


if (contents[0] === 'move') {


const count = parseInt(contents[1]);


const source = parseInt(contents[3])  1;


const destination = parseInt(contents[5])  1;


for (let i = 0; i < count; i++) {


stacks[destination].unshift(stacks[source].shift());


}


}


}




let tops = "";


for (i in stacks) {


tops += stacks[i][0];


}




console.log(tops);






// Part Two




stacks = [


["C", "Q", "B"],


["Z", "W", "Q", "R"],


["V", "L", "R", "M", "B"],


["W", "T", "V", "H", "Z", "C"],


["G", "V", "N", "B", "H", "Z", "D"],


["Q", "V", "F", "J", "C", "P", "N", "H"],


["S", "Z", "W", "R", "T", "G", "D"],


["P", "Z", "W", "B", "N", "M", "G", "C"],


["P", "F", "Q", "W", "M", "B", "J", "N"],


]


for (i in inputArray) {


const contents = inputArray[i].split(" ");


if (contents[0] === 'move') {


const count = parseInt(contents[1]);


const source = parseInt(contents[3])  1;


const destination = parseInt(contents[5])  1;


const moved = [];


for (let i = 0; i < count; i++) {


moved.push(stacks[source].shift());


}


stacks[destination].unshift(...moved);


}


}




tops = "";


for (i in stacks) {


tops += stacks[i][0];


}




console.log(tops);




// functions




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[Q] [P] [P]


[G] [V] [S] [Z] [F]


[W] [V] [F] [Z] [W] [Q]


[V] [T] [N] [J] [W] [B] [W]


[Z] [L] [V] [B] [C] [R] [N] [M]


[C] [W] [R] [H] [H] [P] [T] [M] [B]


[Q] [Q] [M] [Z] [Z] [N] [G] [G] [J]


[B] [R] [B] [C] [D] [H] [D] [C] [N]


1 2 3 4 5 6 7 8 9




move 3 from 6 to 2


move 5 from 6 to 7


move 6 from 2 to 5


move 1 from 9 to 7


move 1 from 1 to 9


move 1 from 5 to 3


move 1 from 2 to 5


move 3 from 4 to 5


move 10 from 7 to 3


move 1 from 4 to 9


move 6 from 8 to 7


move 4 from 7 to 8


move 1 from 7 to 3


move 1 from 1 to 2


move 1 from 2 to 8


move 1 from 9 to 1


move 3 from 9 to 4


move 4 from 8 to 3


move 4 from 7 to 1


move 4 from 4 to 6


move 2 from 8 to 7


move 9 from 3 to 8


move 2 from 7 to 4


move 3 from 4 to 9


move 4 from 1 to 9


move 4 from 3 to 9


move 2 from 1 to 4


move 1 from 4 to 6


move 3 from 3 to 2


move 1 from 2 to 8


move 1 from 2 to 7


move 3 from 6 to 2


move 2 from 6 to 7


move 4 from 2 to 3


move 3 from 7 to 9


move 2 from 5 to 6


move 15 from 9 to 4


move 4 from 9 to 2


move 12 from 5 to 4


move 9 from 8 to 5


move 25 from 4 to 7


move 1 from 4 to 7


move 1 from 4 to 8


move 2 from 2 to 5


move 1 from 4 to 2


move 23 from 7 to 6


move 2 from 5 to 2


move 22 from 6 to 8


move 4 from 5 to 9


move 1 from 7 to 9


move 2 from 6 to 4


move 2 from 4 to 7


move 25 from 8 to 3


move 1 from 2 to 1


move 3 from 2 to 3


move 1 from 6 to 8


move 1 from 1 to 8


move 1 from 2 to 8


move 1 from 8 to 1


move 4 from 5 to 7


move 1 from 8 to 4


move 5 from 9 to 8


move 5 from 8 to 9


move 1 from 8 to 5


move 3 from 5 to 4


move 3 from 9 to 1


move 30 from 3 to 4


move 3 from 1 to 4


move 2 from 9 to 5


move 4 from 7 to 9


move 16 from 4 to 8


move 6 from 3 to 9


move 3 from 7 to 3


move 19 from 4 to 7


move 8 from 9 to 4


move 1 from 1 to 9


move 13 from 7 to 9


move 3 from 7 to 8


move 3 from 5 to 9


move 4 from 8 to 3


move 2 from 7 to 3


move 14 from 9 to 4


move 10 from 3 to 1


move 12 from 4 to 8


move 6 from 1 to 9


move 1 from 1 to 2


move 1 from 7 to 1


move 6 from 9 to 3


move 17 from 8 to 6


move 10 from 8 to 5


move 1 from 7 to 8


move 1 from 9 to 5


move 2 from 3 to 1


move 4 from 5 to 9


move 1 from 8 to 7


move 6 from 9 to 7


move 4 from 4 to 2


move 3 from 4 to 6


move 4 from 5 to 9


move 4 from 9 to 3


move 1 from 2 to 4


move 4 from 4 to 7


move 3 from 5 to 3


move 1 from 4 to 5


move 5 from 1 to 2


move 1 from 1 to 9


move 7 from 2 to 7


move 1 from 5 to 7


move 8 from 3 to 5


move 20 from 6 to 7


move 9 from 7 to 9


move 2 from 2 to 9


move 2 from 3 to 1


move 2 from 1 to 3


move 2 from 3 to 4


move 2 from 4 to 6


move 1 from 3 to 9


move 1 from 4 to 9


move 1 from 6 to 9


move 2 from 5 to 8


move 2 from 8 to 5


move 1 from 6 to 7


move 2 from 5 to 8


move 6 from 9 to 5


move 2 from 8 to 6


move 11 from 9 to 2


move 1 from 6 to 5


move 11 from 2 to 5


move 1 from 6 to 4


move 7 from 5 to 9


move 7 from 9 to 1


move 1 from 4 to 9


move 28 from 7 to 5


move 1 from 7 to 5


move 5 from 5 to 9


move 5 from 9 to 3


move 6 from 1 to 8


move 1 from 1 to 7


move 5 from 3 to 2


move 1 from 7 to 8


move 7 from 8 to 1


move 1 from 9 to 4


move 2 from 2 to 5


move 22 from 5 to 3


move 1 from 7 to 8


move 1 from 4 to 7


move 1 from 8 to 9


move 1 from 9 to 4


move 14 from 5 to 7


move 5 from 5 to 9


move 19 from 3 to 4


move 1 from 2 to 9


move 2 from 2 to 5


move 1 from 5 to 1


move 6 from 1 to 7


move 2 from 7 to 6


move 1 from 1 to 9


move 2 from 5 to 8


move 8 from 4 to 5


move 3 from 4 to 7


move 3 from 3 to 5


move 2 from 8 to 9


move 16 from 7 to 5


move 9 from 4 to 6


move 22 from 5 to 3


move 1 from 5 to 8


move 1 from 8 to 7


move 10 from 3 to 4


move 1 from 5 to 4


move 10 from 4 to 5


move 8 from 5 to 2


move 5 from 2 to 7


move 5 from 7 to 1


move 4 from 7 to 6


move 3 from 9 to 7


move 2 from 2 to 3


move 3 from 5 to 1


move 6 from 9 to 7


move 5 from 7 to 8


move 6 from 1 to 5


move 6 from 3 to 4


move 4 from 4 to 2


move 1 from 4 to 6


move 5 from 8 to 7


move 3 from 2 to 3


move 1 from 1 to 4


move 1 from 1 to 9


move 2 from 2 to 1


move 2 from 4 to 3


move 4 from 3 to 7


move 3 from 7 to 3


move 13 from 6 to 1


move 1 from 9 to 2


move 6 from 3 to 5


move 8 from 1 to 4


move 1 from 2 to 7


move 9 from 4 to 9


move 7 from 5 to 1


move 2 from 5 to 6


move 1 from 1 to 4


move 1 from 4 to 3


move 2 from 1 to 2


move 5 from 3 to 6


move 2 from 6 to 1


move 13 from 7 to 6


move 2 from 3 to 4


move 2 from 2 to 9


move 2 from 7 to 8


move 6 from 9 to 2


move 1 from 9 to 3


move 1 from 5 to 2


move 7 from 1 to 2


move 1 from 6 to 7


move 1 from 4 to 8


move 1 from 3 to 1


move 1 from 7 to 8


move 7 from 1 to 9


move 4 from 8 to 6


move 1 from 5 to 3


move 9 from 9 to 5


move 1 from 1 to 2


move 14 from 2 to 7


move 2 from 9 to 3


move 13 from 5 to 3


move 24 from 6 to 9


move 6 from 3 to 5


move 14 from 7 to 9


move 1 from 4 to 1


move 20 from 9 to 7


move 9 from 3 to 8


move 15 from 9 to 6


move 1 from 5 to 8


move 1 from 2 to 3


move 14 from 6 to 3


move 2 from 3 to 4


move 2 from 3 to 6


move 13 from 7 to 1


move 8 from 3 to 5


move 1 from 3 to 9


move 8 from 5 to 4


move 4 from 5 to 2


move 10 from 1 to 3


move 6 from 4 to 5


move 4 from 5 to 1


move 3 from 1 to 6


move 7 from 8 to 2


move 4 from 4 to 3


move 13 from 3 to 6


move 3 from 8 to 1


move 3 from 7 to 8


move 3 from 8 to 4


move 1 from 4 to 2


move 2 from 3 to 4


move 1 from 5 to 7


move 4 from 7 to 1


move 2 from 3 to 5


move 3 from 2 to 1


move 1 from 4 to 7


move 7 from 2 to 4


move 2 from 4 to 3


move 1 from 7 to 5


move 4 from 9 to 5


move 1 from 4 to 2


move 3 from 2 to 9


move 8 from 1 to 7


move 1 from 3 to 5


move 7 from 5 to 7


move 10 from 6 to 4


move 1 from 5 to 1


move 4 from 1 to 3


move 9 from 7 to 6


move 3 from 1 to 8


move 12 from 4 to 6


move 5 from 4 to 6


move 2 from 9 to 3


move 3 from 8 to 7


move 1 from 1 to 3


move 3 from 7 to 8


move 5 from 7 to 5


move 1 from 7 to 5


move 2 from 3 to 1


move 2 from 8 to 7


move 3 from 5 to 1


move 1 from 9 to 7


move 1 from 8 to 3


move 4 from 7 to 8


move 4 from 5 to 9


move 4 from 1 to 7


move 3 from 8 to 6


move 1 from 8 to 1


move 1 from 7 to 1


move 1 from 5 to 8


move 1 from 8 to 7


move 7 from 3 to 1


move 3 from 9 to 1


move 1 from 9 to 3


move 28 from 6 to 3


move 3 from 7 to 8


move 2 from 8 to 2


move 1 from 2 to 7


move 2 from 6 to 1


move 18 from 3 to 9


move 5 from 3 to 4


move 2 from 7 to 4


move 2 from 1 to 8


move 1 from 2 to 6


move 7 from 6 to 4


move 4 from 4 to 3


move 3 from 8 to 1


move 4 from 9 to 8


move 1 from 4 to 8


move 9 from 1 to 6


move 5 from 1 to 3


move 4 from 6 to 7


move 7 from 6 to 3


move 5 from 8 to 1


move 12 from 3 to 6


move 7 from 6 to 4


move 4 from 3 to 5


move 5 from 6 to 7


move 12 from 4 to 3


move 6 from 1 to 4


move 4 from 4 to 2


move 14 from 9 to 8


move 17 from 3 to 2


move 5 from 4 to 9


move 1 from 9 to 6


move 5 from 2 to 1


move 1 from 9 to 8


move 5 from 1 to 6


move 2 from 2 to 6


move 12 from 2 to 4


move 6 from 7 to 2


move 3 from 7 to 6


move 3 from 9 to 8


move 5 from 4 to 7


move 4 from 2 to 6


move 3 from 6 to 8


move 5 from 8 to 2


move 7 from 6 to 8


move 1 from 7 to 3


move 6 from 4 to 3


move 1 from 8 to 1


move 1 from 5 to 7


move 2 from 6 to 8


move 13 from 8 to 2


move 3 from 5 to 4


move 1 from 1 to 2


move 3 from 6 to 2


move 1 from 1 to 4


move 4 from 4 to 8


move 8 from 3 to 1


move 2 from 4 to 8


move 15 from 2 to 4


move 16 from 8 to 3


move 1 from 8 to 6


move 1 from 7 to 2


move 8 from 1 to 2


move 1 from 6 to 8


move 6 from 3 to 1


move 3 from 3 to 8


move 6 from 3 to 1


move 6 from 2 to 9


move 2 from 1 to 4


move 1 from 8 to 5


move 8 from 2 to 9


move 8 from 1 to 4


move 3 from 8 to 6


move 21 from 4 to 7


move 1 from 9 to 7


move 2 from 6 to 8


move 1 from 5 to 1


move 1 from 3 to 9


move 8 from 9 to 4


move 1 from 1 to 7


move 1 from 1 to 4


move 1 from 6 to 8


move 1 from 9 to 3


move 2 from 9 to 5


move 2 from 5 to 3


move 1 from 9 to 4


move 3 from 8 to 2


move 1 from 1 to 4


move 4 from 4 to 9


move 3 from 3 to 2


move 5 from 9 to 1


move 17 from 7 to 1


move 1 from 9 to 1


move 2 from 2 to 4


move 1 from 4 to 2


move 8 from 2 to 9


move 5 from 4 to 5


move 6 from 4 to 8


move 20 from 1 to 6


move 2 from 9 to 8


move 1 from 2 to 9


move 2 from 8 to 7


move 8 from 7 to 8


move 4 from 5 to 9


move 14 from 8 to 7


move 1 from 5 to 7


move 7 from 9 to 1


move 3 from 6 to 4


move 3 from 9 to 7


move 12 from 6 to 7


move 22 from 7 to 9


move 2 from 2 to 5


move 10 from 1 to 7


move 1 from 4 to 1


move 2 from 6 to 1


move 1 from 1 to 3


move 2 from 4 to 8


move 2 from 8 to 6


move 1 from 3 to 8


move 1 from 4 to 1


move 2 from 5 to 3


move 1 from 8 to 4


move 2 from 3 to 7


move 19 from 9 to 7


move 1 from 1 to 4


move 2 from 9 to 1


move 2 from 1 to 6


move 1 from 6 to 5


move 42 from 7 to 8


move 1 from 7 to 6


move 2 from 4 to 8


move 7 from 6 to 8


move 2 from 1 to 5


move 2 from 9 to 5


move 14 from 8 to 3


move 22 from 8 to 2


move 3 from 5 to 6


move 10 from 8 to 6


move 5 from 8 to 9


move 12 from 6 to 7


move 2 from 5 to 1


move 5 from 3 to 2


move 7 from 3 to 5


move 2 from 5 to 1


move 2 from 3 to 7


move 4 from 1 to 2


move 1 from 5 to 7


move 1 from 5 to 4


move 1 from 6 to 2


move 1 from 9 to 2


move 9 from 7 to 3


move 1 from 4 to 1


move 3 from 7 to 5


move 4 from 3 to 2


move 5 from 2 to 3


move 2 from 5 to 2


move 34 from 2 to 9


move 1 from 1 to 5


move 15 from 9 to 3


move 2 from 3 to 2


move 1 from 5 to 4


move 7 from 3 to 8


move 3 from 9 to 2


move 6 from 9 to 4


move 5 from 9 to 3


move 4 from 4 to 6


move 1 from 6 to 8


move 1 from 3 to 5


move 6 from 3 to 2


move 1 from 4 to 9


move 2 from 4 to 2


move 4 from 5 to 8


move 1 from 5 to 6


move 1 from 7 to 6


move 1 from 9 to 6


move 1 from 7 to 2


move 12 from 8 to 7


move 2 from 7 to 3


move 4 from 6 to 9


move 7 from 9 to 4


move 9 from 3 to 9


move 11 from 7 to 4


move 3 from 9 to 6


move 1 from 4 to 1


move 15 from 4 to 3


move 2 from 4 to 1


move 3 from 1 to 4


move 17 from 3 to 7


move 4 from 3 to 7


move 7 from 9 to 2


move 3 from 4 to 1


move 4 from 6 to 9


move 1 from 9 to 6


move 1 from 3 to 1


move 5 from 7 to 9


move 8 from 9 to 4


move 1 from 1 to 6


move 6 from 4 to 9


move 4 from 2 to 3


move 1 from 4 to 3


move 1 from 4 to 9


move 1 from 1 to 7


move 1 from 7 to 9


move 3 from 6 to 2


move 9 from 2 to 3


move 1 from 9 to 4


move 1 from 1 to 5


move 12 from 7 to 6


move 4 from 9 to 8

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