{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can a Rust program implement heaps on the blockchain?","a":"Open  the project folder, and in the `src/main.rs` file, import the required libraries and modules:↵↵```rust↵use std::mem;↵use std::ptr;↵```"}]}],"pr":"b5be3fa3e7e2c4dd1364cbc6da4580efcc5f5259b2271e2d8447b538eb45cb6a"}