输入一个字符串查找字符串中的字符

package com.sxt;

import java.util.Scanner;

public class Test {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.println(“请输入一个字符串：”);
String s = sc.next();
System.out.println(“请输入你要查找的字符：”);
String c = sc.next();
int sum = 0;
for (int i = 0; i < s.length(); i++) {
if(c.equals(s.charAt(i)+”“)){
sum++;
}
}
// String[] ss = s.split(c);
System.out.println(“你要找的”.concat(c).concat(“出现了”)
.concat(sum + “”).concat(“次”));
}

}