add initial data

0011-container-with-most-water/Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "leetcode"
+version = "0.1.0"

0011-container-with-most-water/Cargo.toml

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+[package]
+name = "leetcode"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

0011-container-with-most-water/src/main.rs

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+fn main() {
+    println!("Hello, world!");
+}
+
+pub fn max_area(height: Vec<i32>) -> i32 {
+    let mut best = 0;
+
+    let mut left = 0;
+    let mut right = height.len() - 1;
+
+    while left != right {
+        let area = height[left].min(height[right]) * (right - left) as i32;
+        best = best.max(area);
+        if height[left] < height[right] {
+            left += 1;
+        } else {
+            right -= 1;
+        }
+    }
+
+    best
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::max_area;
+
+    #[test]
+    fn test_1() {
+        assert_eq!(max_area(vec![1, 8, 6, 2, 5, 4, 8, 3, 7]), 49);
+    }
+
+    #[test]
+    fn test_2() {
+        assert_eq!(max_area(vec![1, 1]), 1);
+    }
+}