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
import java.util.Scanner;
public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String s = sc.nextLine().toLowerCase(); String c = sc.nextLine().toLowerCase(); char[] charArray = c.toCharArray(); char c1 = charArray[0]; int num = 0; for(int i = 0;i < s.length();i++) { int is_equal = s.charAt(i)-c1; if(is_equal==0) num++; } System.out.println(num);
sc.close();
}
}
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