2️⃣❓

#even #odd #parity check #number theory #divisibility by 2

👟👟/👟

#even #odd #single #leftover #matching #divisible by two #parity check

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#redundancy code #parity check #forward error correction #data protection #fault tolerance

[1️⃣✅2️⃣3️⃣✅4️⃣]

#mathematical even #even numbers within set #identifying even #parity check #number property in list #selecting even