classMain {
publicstaticvoidmain(String[] args) {
int i=0;
for(char c:"My name is Tom,I come from China".toCharArray()){
if(Character.isUpperCase(c)){
System.out.print(c+"");
i++;
}
}
System.out.println();
System.out.println("大写字母的个数是:"+i);
System.out.println("14pwc");
}
}