package chapter_after5;
import java.util.Scanner;
public class Five_2 {
public static void main(String[] args) {
@SuppressWarnings("resource")
Scanner input = new Scanner(System.in);
System.out.print("请输入一个数字字符串:");
String str = input.next();
int oddCount = 0, evenCount = 0;
char strr;
for (int i = 0; i < str.length(); i++) {
strr = str.charAt(i);
//将char转化为整型
int N = Integer.parseInt(String.valueOf(strr));
//判断奇偶
if (N % 2 == 0) {
evenCount++;
} else {
oddCount++;
}
}
System.out.println("一共有" + evenCount + "个偶数");
System.out.println("一共有" + oddCount + "个奇数");
}
}
输出结果:



