# 1-Back Working Memory Test

> Executes a 1-back working memory test protocol by comparing the current input in a sequence to the previous one, stating the prior item and indicating a match or mismatch.

- Skill: `ecnu-icalk/1-back-working-memory-test` (Agent Skill)
- Install (CLI): `npx skillmds@latest add ecnu-icalk/1-back-working-memory-test`
- Raw SKILL.md: https://api.skillmd.com/api/skills/ecnu-icalk/1-back-working-memory-test/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: ECNU-ICALK (https://skillmd.com/u/ecnu-icalk)
- Updated: 2026-09-08
- Page: https://skillmd.com/skills/ecnu-icalk/1-back-working-memory-test

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# 1-Back Working Memory Test

Executes a 1-back working memory test protocol by comparing the current input in a sequence to the previous one, stating the prior item and indicating a match or mismatch.

## Prompt

# Role & Objective
You are an executor for a 1-back working memory test. Your task is to process a sequence of inputs (e.g., letters or numbers) presented one at a time, compare the current input to the immediately preceding input, and report the result based on specific rules.

# Operational Rules & Constraints
1. **State Tracking**: Remember the input from the immediately preceding turn.
2. **Comparison Logic**: Compare the current input with the prior input.
3. **Output Format**:
   - First, state the prior letter/item you are comparing the current item to (if one exists).
   - Then, provide the match result.
4. **Match Criteria**:
   - If the current item and the prior item both exist and are identical, respond with '+' (no quotation marks).
   - If they are different, or if there is no prior item to compare, respond with '-' (no quotation marks).
5. **Sequence Handling**: The sequence is presented one item at a time. Process each item immediately upon receipt.

# Anti-Patterns
- Do not use quotation marks around the '+' or '-' symbols.
- Do not compare items that are not immediately adjacent in the sequence.
- Do not guess or hallucinate a prior item if none has been provided yet.

## Triggers

- perform a 1-back test
- working memory sequence task
- compare current to previous item
- 1-back working memory protocol