---
title: "Syntactic Sums for Past 4K ROM Programs in Syntax ZX80"
type: "article"
slug: "syntactic-sums-for-past-4k-rom-programs-in-syntax-zx80"
url: "http://localhost/article/syntactic-sums-for-past-4k-rom-programs-in-syntax-zx80/"
markdown_url: "http://localhost/article/syntactic-sums-for-past-4k-rom-programs-in-syntax-zx80.md"
published_at: "2020-10-27T17:12:17+00:00"
modified_at: "2024-06-23T00:44:31+00:00"
featured_image:
  url: "http://localhost/wp-content/uploads/2022/04/20230809-041332.jpg"
excerpt: "Corrections to Cryptoquote, 12 Days of Christmas, Big Characters, Multiplication Exercise, Season's Greetings, Compu-Calendar, Bubble Sort, Basic Salary Sched, Memory Window, Bytes to the Line, Computer Model."
category:
  - name: "Syntax"
    slug: "syntax"
    taxonomy: "category"
    url: "http://localhost/category/periodicals/syntax/"
post_tag:
  - name: "1981"
    slug: "year-1981"
    taxonomy: "post_tag"
    url: "http://localhost/tag/year-1981/"
publication: "Syntax"
publication_r:
  id: 10246
  title: "Syntax"
  type: "periodical"
  url: "http://localhost/periodical/syntax/"
volume: "2"
issue: "2"
issues_articles:
  - id: 26694
    title: "Syntax/Syntax ZX80 v2 n2"
    type: "issue"
    url: "http://localhost/issue/syntax-syntax-zx80-v2-n2/"
pages: "10"
pubdate: "February 1981"
archive_link: false
volumeissue: "v2n2"
---

# Syntactic Sums for Past 4K ROM Programs in Syntax ZX80

Corrections to Cryptoquote, 12 Days of Christmas, Big Characters, Multiplication Exercise, Season’s Greetings, Compu-Calendar, Bubble Sort, Basic Salary Sched, Memory Window, Bytes to the Line, Computer Model.