.
package com.codegym.task.task18.task1817;
/*
Spaces
*/
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
public class Solution {
public static void main(String[] args) throws IOException {
String file = args[0];
int n1=0,n2=0;
float ratio;
FileInputStream in = new FileInputStream(file);
while (in.available()>0){
int data = in.read();
if(data==32){
n2++;
}
else {
n1++;
}
}
ratio=n2/(n1*100);
System.out.printf("%.2f",ratio);
in.close();
}
}