ぶｃ８８ - 経済統計練習帳

package movie;
 
import java.io.*;
 
 
public class pro {
 
    int s,datanumber;
    String[] data=new String[500000];
   String[] subdata=new String[5000];
     String[] date=new String[5000];
        String[] name=new String[500000];
     int number;
    String[] id=new String[5000];
    int[] point=new int[5000];
  int[] v=new int[5000];
 
    public static void main(String[] args) {
       pro te=new pro();
    }
 
    pro(){
 
 
 
 
 
 
 
        readx("d2.csv");
        int sx=0;
        for(s=2;s<datanumber;s++){
 
    if(data[s].indexOf("mv57350")>-1)sx=sx+1;
    if(data[s].indexOf("mv57350")>-1)subdata[sx]=data[s];
 
        }
 number=sx;
 
 
  for(s=1;s<number+1;s++){
 
String[] x=subdata[s].split(",");
    date[s]=x[0]+"年"+x[1]+"月"+x[2]+"日";
    point[s]=numx(x[6]);
 
        }
 
           int dicnumber=0;
 String[] dic=new String[5000]; 
 
  for(s=1;s<number+1;s++){
   int h=0;   
  for(sx=1;sx<dicnumber+1;sx++){
  if(date[s].equals(dic[sx]))h=100;
  }
  if(h<50)dicnumber=dicnumber+1;
   if(h<50)dic[dicnumber]=date[s];
  }
 
   System.out.println(dicnumber);
 
  for(s=1;s<number+1;s++){   
  for(sx=1;sx<dicnumber+1;sx++){
  if(date[s].equals(dic[sx]))v[sx]=v[sx]+point[s];
  }
  }
 
    for(sx=1;sx<dicnumber+1;sx++){
 System.out.println(dic[sx]+","+v[sx]);
  }
 
 
 
 
 
    }
 
 
 
    void readx(String file){
 
String str;
BufferedReader br;  
int s;
s=0;
try {
br = new BufferedReader(new InputStreamReader(new FileInputStream(file),"UTF-8"));  
while((str = br.readLine()) != null) {  
s=s+1;
data[s]=str;  
}
br.close();
} catch (IOException e) {System.out.println(e);}  
 
datanumber=s;
 
} 
 
 
       int numx(String str){
 
    int nx;
 
    nx=0;
 
 try{
 
    nx=Integer.parseInt(str);
 
 }catch (Exception e) {}
 
 return nx;
 
 
 
}
 
}