#! /usr/bin/node

"use strict"

function linecounts (a, w) {
    let linecount = 1;
    let linewidth = 0;
    const asize = 'a'.charCodeAt(0);
    for (let c of a.split('')) {
        const wd = w[c.charCodeAt(0) - asize];
        if (linewidth + wd > 100) {
            linecount += 1;
            linewidth = wd;
        } else {
            linewidth += wd;
        }
    }
    return [linecount, linewidth];
}

// by Frank Tan
// https://stackoverflow.com/questions/38400594/javascript-deep-comparison
function deepEqual(a,b)
{
    if( (typeof a == 'object' && a != null) &&
        (typeof b == 'object' && b != null) )
    {
        var count = [0,0];
        for( var key in a) count[0]++;
        for( var key in b) count[1]++;
        if( count[0]-count[1] != 0) {return false;}
        for( var key in a)
        {
            if(!(key in b) || !deepEqual(a[key],b[key])) {return false;}
        }
        for( var key in b)
        {
            if(!(key in a) || !deepEqual(b[key],a[key])) {return false;}
        }
        return true;
    }
    else
    {
        return a === b;
    }
}

if (deepEqual(linecounts('abcdefghijklmnopqrstuvwxyz', [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10]), [3, 60])) {
  process.stdout.write("Pass");
} else {
  process.stdout.write("FAIL");
}
process.stdout.write(" ");
if (deepEqual(linecounts('bbbcccdddaaa', [4, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10]), [2, 4])) {
  process.stdout.write("Pass");
} else {
  process.stdout.write("FAIL");
}
process.stdout.write("\n");