Completed till exercise 4

3 files changed, 6 insertions, 3 deletions

diff --git a/exercises/03_if/if1.rs b/exercises/03_if/if1.rs
index e5a3c5a..8036c89 100644
--- a/exercises/03_if/if1.rs
+++ b/exercises/03_if/if1.rs
@@ -4,6 +4,7 @@ fn bigger(a: i32, b: i32) -> i32 {
     // Do not use:
     // - another function call
     // - additional variables
+    if a > b { a } else { b }
 }
 
 fn main() {
diff --git a/exercises/03_if/if2.rs b/exercises/03_if/if2.rs
index ca8493c..8104487 100644
--- a/exercises/03_if/if2.rs
+++ b/exercises/03_if/if2.rs
@@ -2,8 +2,10 @@
 fn picky_eater(food: &str) -> &str {
     if food == "strawberry" {
         "Yummy!"
+    } else if food == "potato" {
+        "I guess I can eat that."
     } else {
-        1
+        "No thanks!"
     }
 }
 
diff --git a/exercises/03_if/if3.rs b/exercises/03_if/if3.rs
index 89164eb..96f81f9 100644
--- a/exercises/03_if/if3.rs
+++ b/exercises/03_if/if3.rs
@@ -3,11 +3,11 @@ fn animal_habitat(animal: &str) -> &str {
     let identifier = if animal == "crab" {
         1
     } else if animal == "gopher" {
-        2.0
+        2
     } else if animal == "snake" {
         3
     } else {
-        "Unknown"
+        0
     };
 
     // Don't change the expression below!