临时放个东西

[myzte]

public void countOne(String mask){
int val = 0;
int count = 0;
String temp = "";
String[] arrMask = mask.split("\\.");
for(int k=0; k<arrMask.length; k++){
val = Integer.parseInt(arrMask[k]);
temp = Integer.toString(val, 2);
System.out.println(temp);
for(int i=0; i<temp.length(); i++){
char ch = temp.charAt(i);
if(ch == 49){
count += 1;
}
}
}
System.out.print("总共有" + count + "个1");
}