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找出给定字符串中大写字符(即‘A‘-‘Z‘)的个数
接口说明
原型:int calcCapital(String str);
返回值:int
输入一个String数据
输出string中大写字母的个数
add123#$%#%#O
1
import java.util.Scanner;
/**
* Author: 王俊超
* Date: 2015-12-25 15:16
* All Rights Reserved !!!
*/
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
// Scanner scanner = new Scanner(Main.class.getClassLoader().getResourceAsStream("data.txt"));
while (scanner.hasNext()) {
String input = scanner.nextLine();
System.out.println(count(input));
}
scanner.close();
}
private static int count(String s) {
int result = 0;
for (int i = 0; i < s.length(); i++) {
char c = s.charAt(i);
if (c >= ‘A‘ && c <= ‘Z‘) {
result++;
}
}
return result;
}
}
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原文地址:http://blog.csdn.net/derrantcm/article/details/51404104