diff --git a/exercises/intro/intro1.rs b/exercises/intro/intro1.rs
index cfc55c30..b71b5c45 100644
--- a/exercises/intro/intro1.rs
+++ b/exercises/intro/intro1.rs
@@ -9,10 +9,11 @@
 // when you change one of the lines below! Try adding a `println!` line, or try changing
 // what it outputs in your terminal. Try removing a semicolon and see what happens!
 
-// I AM NOT DONE
+
 
 fn main() {
     println!("Hello and");
+    println!("Hallo");
     println!(r#"       welcome to...                      "#);
     println!(r#"                 _   _ _                  "#);
     println!(r#"  _ __ _   _ ___| |_| (_)_ __   __ _ ___  "#);
diff --git a/exercises/intro/intro2.rs b/exercises/intro/intro2.rs
index efc1af20..679f7fda 100644
--- a/exercises/intro/intro2.rs
+++ b/exercises/intro/intro2.rs
@@ -2,8 +2,8 @@
 // Make the code print a greeting to the world.
 // Execute `rustlings hint intro2` or use the `hint` watch subcommand for a hint.
 
-// I AM NOT DONE
+
 
 fn main() {
-    println!("Hello {}!");
+    println!("Hello {}!", "world");
 }
diff --git a/exercises/variables/variables1.rs b/exercises/variables/variables1.rs
index f4d182ac..257d3215 100644
--- a/exercises/variables/variables1.rs
+++ b/exercises/variables/variables1.rs
@@ -2,9 +2,10 @@
 // Make me compile!
 // Execute `rustlings hint variables1` or use the `hint` watch subcommand for a hint.
 
-// I AM NOT DONE
+
+
 
 fn main() {
-    x = 5;
+    let x = 5;
     println!("x has the value {}", x);
 }