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Added tasks 257-260. #55

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Merged
merged 4 commits into from
Nov 23, 2021
Merged

Added tasks 257-260. #55

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eaa1b36
Added task 257.
javadev Nov 23, 2021
a17c14a
Added task 258.
javadev Nov 23, 2021
a250771
Added task 260.
javadev Nov 23, 2021
2782706
Fixed checkstyle.
javadev Nov 23, 2021
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Fixed checkstyle.
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@javadev
javadev committed Nov 23, 2021
commit 27827068d77278574c07a3e8885931c1d608b825
4 changes: 3 additions & 1 deletion src/main/java/g0201_0300/s0257_binary_tree_paths/Solution.java
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Expand Up @@ -25,7 +25,9 @@ public class Solution {

public List<String> binaryTreePaths(TreeNode root) {
result = new ArrayList<>();
if (root == null) return result;
if (root == null) {
return result;
}
sb = new StringBuilder();
walkThrough(root);
return result;
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