use nssa_core::program::{read_nssa_inputs, write_nssa_outputs}; type Instruction = (); fn main() { let (input_accounts, _) = read_nssa_inputs::(); let [pre] = match input_accounts.try_into() { Ok(array) => array, Err(_) => return, }; let account_pre = &pre.account; let mut account_post = account_pre.clone(); account_post.balance += 1; write_nssa_outputs(vec![pre], vec![account_post]); }