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; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); String str = in.nextLine(); String strc = in.nextLine(); char c = strc.charAt(0); int count = 0; for(int i=0; i<str.length(); i++){ if((c >= 65 && c <= 90 && (str.charAt(i) == c || str.charAt(i) == c+32)) || ( (c >= 97 && c <= 122) && (str.charAt(i) == c || str.charAt(i) == c-32))){ count++; }else if(str.charAt(i) == c){ count++; } } System.out.println(count); } }