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#![no_std] // use std::vec::Vec; pub mod abc; extern crate alloc; use alloc as std; use std::vec::Vec; pub struct Tester { size: usize } impl Tester { pub fn new() -> Tester { Self { size: 801 } } pub fn size(&self) -> usize { let mut a: Vec<u32> = Vec::new(); a.push(3); return self.size + a.len() + 1; // return self.size; } }