题解 | #计算某字符出现次数#
计算某字符出现次数
http://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
String str = scanner.nextLine();
String target = scanner.next();
char ch = target.toLowerCase().charAt(0);
char[] arr = str.toLowerCase().toCharArray();
int res = 0;
for (int i = 0; i < arr.length; i++) {
if (ch == arr[i]) {
res++;
}
}
System.out.println(res);
}
}
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