A query word matches a given pattern
if we can insert lowercase letters to the pattern word so that it equals the query
. (We may insert each character at any position, and may insert 0 characters.)
Given a list of queries
, and a pattern
, return an answer
list of booleans, where answer[i]
is true if and only if queries[i]
matches the pattern
.
Example 1:
Input: queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FB" Output: [true,false,true,true,false] Explanation: "FooBar" can be generated like this "F" + "oo" + "B" + "ar". "FootBall" can be generated like this "F" + "oot" + "B" + "all". "FrameBuffer" can be generated like this "F" + "rame" + "B" + "uffer".
Example 2:
Input: queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FoBa" Output: [true,false,true,false,false] Explanation: "FooBar" can be generated like this "Fo" + "o" + "Ba" + "r". "FootBall" can be generated like this "Fo" + "ot" + "Ba" + "ll".
Example 3:
Input: queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FoBaT" Output: [false,true,false,false,false] Explanation: "FooBarTest" can be generated like this "Fo" + "o" + "Ba" + "r" + "T" + "est".
Note:
1 <= queries.length <= 100
1 <= queries[i].length <= 100
1 <= pattern.length <= 100
- All strings consists only of lower and upper case English letters.
如果我们可以将小写字母插入模式串
pattern
得到待查询项 query
,那么待查询项与给定模式串匹配。(我们可以在任何位置插入每个字符,也可以插入 0 个字符。)
给定待查询列表 queries
,和模式串 pattern
,返回由布尔值组成的答案列表 answer
。只有在待查项 queries[i]
与模式串 pattern
匹配时, answer[i]
才为 true
,否则为 false
。
示例 1:
输入:queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FB" 输出:[true,false,true,true,false] 示例: "FooBar" 可以这样生成:"F" + "oo" + "B" + "ar"。 "FootBall" 可以这样生成:"F" + "oot" + "B" + "all". "FrameBuffer" 可以这样生成:"F" + "rame" + "B" + "uffer".
示例 2:
输入:queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FoBa" 输出:[true,false,true,false,false] 解释: "FooBar" 可以这样生成:"Fo" + "o" + "Ba" + "r". "FootBall" 可以这样生成:"Fo" + "ot" + "Ba" + "ll".
示例 3:
输出:queries = ["FooBar","FooBarTest","FootBall","FrameBuffer","ForceFeedBack"], pattern = "FoBaT" 输入:[false,true,false,false,false] 解释: "FooBarTest" 可以这样生成:"Fo" + "o" + "Ba" + "r" + "T" + "est".
提示:
1 <= queries.length <= 100
1 <= queries[i].length <= 100
1 <= pattern.length <= 100
- 所有字符串都仅由大写和小写英文字母组成。
Runtime: 8 ms
Memory Usage: 19.9 MB
1 class Solution { 2 func camelMatch(_ queries: [String], _ pattern: String) -> [Bool] { 3 var ans:[Bool] = [Bool]() 4 for q in queries 5 { 6 ans.append(go(q,pattern)) 7 } 8 return ans 9 } 10 11 func go(_ q:String,_ p:String) -> Bool 12 { 13 var pos:Int = 0 14 var arrP:[Character] = Array(p) 15 for c in q 16 { 17 if pos < p.count && c == arrP[pos] 18 { 19 pos += 1 20 } 21 else if c < "a" || c > "z" 22 { 23 return false 24 } 25 } 26 return pos == p.count 27 } 28 }
原文地址:https://www.cnblogs.com/strengthen/p/10668058.html
时间: 2024-08-01 14:13:06