oppgaver så langt

plus-one-66/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "plus-one-66"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

plus-one-66/src/main.rs

@@ -0,0 +1,21 @@
+struct Solution {}
+
+impl Solution {
+    pub fn plus_one(mut digits: Vec<i32>) -> Vec<i32> {
+        for val in digits.iter_mut().rev() {
+            if *val == 9 {
+                *val = 0;
+            } else {
+                *val += 1;
+                return digits;
+            }
+        }
+        digits.insert(0, 1);
+        digits
+    }
+}
+
+fn main() {
+    let digits = vec![9, 9, 8];
+    println!("{:#?}", Solution::plus_one(digits));
+}