Commit db84840

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添加预判断长度的代码

在magazine中字符存入数组前,预先判断ransomNote和magazine的相对长度,进行处理。

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Original file line number	Diff line number	Diff line change
`@@ -84,6 +84,10 @@ class Solution {`
`84`	`84`	`public:`
`85`	`85`	`bool canConstruct(string ransomNote, string magazine) {`
`86`	`86`	`int record[26] = {0};`
	`87`	`+ //add`
	`88`	`+ if (ransomNote.size() > magazine.size()) {`
	`89`	`+ return false;`
	`90`	`+ }`
`87`	`91`	`for (int i = 0; i < magazine.length(); i++) {`
`88`	`92`	`// 通过recode数据记录 magazine里各个字符出现次数`
`89`	`93`	`record[magazine[i]-'a'] ++;`

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