02. 🧠 What is a smart contract and how does it work in Ethereum?

🎤 Cheer for Your Idol · Gate Takes You Straight to Token of Love! 🎶
Fam, head to Gate Square now and cheer for #TokenOfLove# — 20 music festival tickets are waiting for you! 🔥
HyunA / SUECO / DJ KAKA / CLICK#15 — Who are you most excited to see? Let’s cheer together!
📌 How to Join (the more ways you join, the higher your chance of winning!)
1️⃣ Interact with This Post
Like & Retweet + vote for your favorite artist
Comment: “I’m cheering for Token of Love on Gate Square!”
2️⃣ Post on Gate Square
Use hashtags: #ArtistName# + #TokenOfLove#
Post any content you like:
🎵 The song you want to he

✈️ Gate Square | Gate Travel Sharing Event is Ongoing!
Post with #Gate Travel Sharing Ambassadors# on Square and win exclusive travel goodies! 💡
🌴 How to join:
1️⃣ Post on Square with the hashtag #Gate Travel Sharing Ambassadors#
2️⃣ You can:
Share the destination you most want to visit with Gate Travel (hidden gems or hot spots)
Tell your booking experience with Gate Travel (flights/hotels)
Drop money-saving/usage tips
Or write a light, fun Gate Travel story
📦 Prizes:
🏆 Top Ambassador (1): Gate Travel Camping Kit
🎖️ Popular Ambassadors (3): Gate Quick-Dry Travel Set
🎉 Lucky Participant

🎉 Hey Gate Square friends! Non-stop perks and endless excitement—our hottest posting reward events are ongoing now! The more you post, the more you win. Don’t miss your exclusive goodies! 🚀
🆘 #Gate 2025 Semi-Year Community Gala# | Square Content Creator TOP 10
Only 1 day left! Your favorite creator is one vote away from TOP 10. Interact on Square to earn Votes—boost them and enter the prize draw. Prizes: iPhone 16 Pro Max, Golden Bull sculpture, Futures Vouchers!
Details 👉 https://www.gate.com/activities/community-vote
1️⃣ #Show My Alpha Points# | Share your Alpha points & gains
Post your