当前位置:网站首页>2022.02.13 - 238. Maximum number of "balloons"
2022.02.13 - 238. Maximum number of "balloons"
2022-07-06 08:21:00 【A CAI continues to work hard】
List of articles
1. subject
2. Ideas
(1) Hashtable
- Count the number of times each letter appears .
3. Code
public class Test {
public static void main(String[] args) {
}
}
class Solution {
public int maxNumberOfBalloons(String text) {
char[] chars = text.toCharArray();
int[] count = new int[26];
for (char c : chars) {
count[c - 'a']++;
}
int res = Integer.MAX_VALUE;
res = Math.min(res, count['a' - 'a']);
res = Math.min(res, count['b' - 'a']);
res = Math.min(res, count['l' - 'a'] >> 1);
res = Math.min(res, count['o' - 'a'] >> 1);
res = Math.min(res, count['n' - 'a']);
return res;
}
}
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