Solved 0761

Author: guangsheng.li01

src/a0761_special_binary_string.rs

@@ -0,0 +1,38 @@
+/*
+ * [0761] special-binary-string
+ */
+
+struct Solution;
+
+impl Solution {
+    pub fn make_largest_special(s: String) -> String {
+        let s = s.as_bytes();
+        let mut l = Vec::new();
+        let mut start = 0;
+        let mut count = 0;
+        for i in 0..s.len() {
+            count += if s[i] as char == '1' { 1 } else { -1 };
+            if count == 0 {
+                let substr = std::str::from_utf8(&s[start + 1..i]).unwrap().to_string();
+                l.push("1".to_string() + &Self::make_largest_special(substr) + "0");
+                start = i + 1;
+            }
+        }
+        l.sort();
+        l.reverse();
+        l.concat()
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_case0() {
+        assert_eq!(
+            Solution::make_largest_special("11011000".to_owned()),
+            "11100100".to_owned()
+        );
+    }
+}

src/lib.rs

@@ -34,6 +34,7 @@ mod a0643_maximum_average_subarray_i;
 mod a0646_maximum_length_of_pair_chain;
 mod a0654_maximum_binary_tree;
 mod a0701_insert_into_a_binary_search_tree;
+mod a0761_special_binary_string;
 mod a0867_transpose_matrix;
 mod a0883_projection_area_of_3d_shapes;
 mod a0894_all_possible_full_binary_trees;