{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can the problem of static read-write or global variables be addressed in a blockchain?","a":"Utilizing encryption algorithms and cryptography: In blockchain systems, encryption algorithms and cryptographic techniques are widely used for data protection and verification. Through digital signatures, hash functions, and other means, it is possible to"}]}],"pr":"be506b5f580244cc1e23e4e4b708941a70d41b1f1f6d5c7de34044fbaf719597"}