From 6b9a3fa1f373f975c3d72960036c4996c7ba0389 Mon Sep 17 00:00:00 2001
From: Kamen Mladenov <kamen@syndamia.com>
Date: Fri, 7 Feb 2025 09:34:43 +0200
Subject: feat(zkvms): Use std (or alloc) collections in all guests

---
 zkvms/jolt/guest/src/lib.rs   | 1 +
 zkvms/nexus/guest/src/main.rs | 7 +------
 zkvms/risc0/guest/src/main.rs | 1 +
 zkvms/sp1/guest/src/main.rs   | 1 +
 zkvms/zkm/guest/src/main.rs   | 2 +-
 5 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/zkvms/jolt/guest/src/lib.rs b/zkvms/jolt/guest/src/lib.rs
index 3fec863..d90b3f2 100644
--- a/zkvms/jolt/guest/src/lib.rs
+++ b/zkvms/jolt/guest/src/lib.rs
@@ -2,5 +2,6 @@
 #![no_main]
 
 use wrapper_macro::make_wrapper;
+use std::collections::*;
 
 zkp::entrypoint_expr!{}
diff --git a/zkvms/nexus/guest/src/main.rs b/zkvms/nexus/guest/src/main.rs
index eb82cde..bb2e0c8 100644
--- a/zkvms/nexus/guest/src/main.rs
+++ b/zkvms/nexus/guest/src/main.rs
@@ -3,14 +3,9 @@
 use nexus_rt::{ postcard, println, read_private_input, write_output };
 
 extern crate alloc;
-use alloc::vec::Vec;
+use alloc::{ vec::*, collections::* };
 use wrapper_macro::make_wrapper;
 
-type Input = (Vec<Vec<bool>>, u32, Vec<Vec<u32>>);
-type Output = bool;
-
-const VERTICES: usize = 100;
-
 #[nexus_rt::main]
 fn main() {
     zkp::entrypoint_expr!()
diff --git a/zkvms/risc0/guest/src/main.rs b/zkvms/risc0/guest/src/main.rs
index c849d87..2097259 100644
--- a/zkvms/risc0/guest/src/main.rs
+++ b/zkvms/risc0/guest/src/main.rs
@@ -1,5 +1,6 @@
 use wrapper_macro::make_wrapper;
 use risc0_zkvm::guest::env::{ read, commit };
+use std::collections::*;
 
 fn main() {
     zkp::entrypoint_expr!()
diff --git a/zkvms/sp1/guest/src/main.rs b/zkvms/sp1/guest/src/main.rs
index 7884667..0ca4618 100644
--- a/zkvms/sp1/guest/src/main.rs
+++ b/zkvms/sp1/guest/src/main.rs
@@ -3,6 +3,7 @@
 use wrapper_macro::make_wrapper;
 use sp1_zkvm::io::read;
 use sp1_zkvm::lib::io::commit;
+use std::collections::*;
 
 sp1_zkvm::entrypoint!(main);
 
diff --git a/zkvms/zkm/guest/src/main.rs b/zkvms/zkm/guest/src/main.rs
index 21fb641..1aa27b8 100644
--- a/zkvms/zkm/guest/src/main.rs
+++ b/zkvms/zkm/guest/src/main.rs
@@ -4,7 +4,7 @@
 use wrapper_macro::make_wrapper;
 
 extern crate alloc;
-use alloc::vec::Vec;
+use alloc::{ vec::*, collections::* };
 use zkm_runtime::io::{ read, commit };
 
 zkm_runtime::entrypoint!(main);
-- 
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