Oct 26, 2018 · Oct 27, 2018 · Oct 27, 2018 · Oct 27, 2018 · Oct 27, 2018 · Oct 27, 2018
diff --git a/solution/030.Substring with Concatenation of All Words/README.md b/solution/030.Substring with Concatenation of All Words/README.md
Original file line number	Diff line number	Diff line change
Expand Up		@@ -50,7 +50,7 @@ class Solution {
		if(s.length() == 0 \|\| words[0].length() == 0 \|\| s.length() < words.length * words[0].length()) {
		return re;
		}
	// 用< 单词,出现次数 > 来存储 words 中的元素,方便查找
	// 用< 单词,出现次数 > 来存储 words 中的元素,方便查找
		HashMap<String,Integer> map = new HashMap();
		for (String string : words) {
		map.put(string, map.getOrDefault(string,0) + 1);
Expand All		@@ -64,8 +64,8 @@ class Solution {
		String tempStr = s.substring(j, j + len);
		if(map.containsKey(tempStr)) {
		HashMap<String,Integer> searched = new HashMap<>();
	// 从后向前依次对比
	int tempIndex = j + lastStart;
	// 从后向前依次对比
	int tempIndex = j + lastStart;
		String matchedStr = s.substring(tempIndex, tempIndex + len);
		while (tempIndex >= j && map.containsKey(matchedStr)) {
		// 正确匹配到单词
Expand All		@@ -81,11 +81,11 @@ class Solution {
		}
		matchedStr = s.substring(tempIndex, tempIndex + len);
		}
	// 完全匹配所以单词
	// 完全匹配所以单词
		if(j > tempIndex) {
		re.add(j);
		}
	// 从tempIndex 到 tempIndex + len 这个单词不能正确匹配
	// 从tempIndex 到 tempIndex + len 这个单词不能正确匹配
		else {
		j = tempIndex;
		}
Expand Down