９０００ - 経済統計練習帳

package test;
 
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
 
public class pro {
 
      int s,datanumber;
    String[] data=new String[5000];
 
 
    public static void main(String[] args) {
        pro t=new pro();
    }
    pro(){
 
 
        readx("datax.csv");
 
 
 
        rev_csv();
 
        for(s=1;s<datanumber+1;s++){
 
       String[] x=data[s].split(",");
 
        int p1=x[1].indexOf("△");
        if(p1>-1)x[1]=x[1].substring(0,p1);
        int z=2016;
        if(s>20)z=2015;
        if(s>42)z=2014;
        if(s>62)z=2013;
        System.out.println(z+","+x[0]+","+x[1]+","+x[2]);
 
        }
 
 
    }
 
 void rev_csv(){
 
     int s;
     int[] point=new int[6000];
       int[] delta=new int[6000];
      String[] subdata=new String[6000];
 
    for(s=1;s<datanumber+1;s++){
    int c1=0;
     int p1=data[s].indexOf("\"");
    if(p1>-1)c1=1;
    while(p1>-1){
   p1=data[s].indexOf("\"",p1+1);
    if(p1>-1)c1=c1+1;
    }    
   point[s]=c1; 
    } 
 
    int n1;
    n1=0; 
    int sx=1;
 
 
    for(s=1;s<datanumber+1;s++){
     n1=n1+point[s];
     int n2=n1/2;
     delta[s]=sx;    
    if(n1==2*n2)sx=sx+1;
    if(n1==2*n2)n1=0;
     }
 
    int number=sx-1;
 
for(s=1;s<number+1;s++){
String str="";
for(sx=1;sx<datanumber+1;sx++){
if(delta[sx]==s)str=str+"△"+data[sx];
}
subdata[s]=str;
}
 
datanumber=number;
 
for(s=1;s<datanumber+1;s++){
data[s]=subdata[s];
}
 
 
 }
 
 
 
      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;
 
} 
 
 
 
 
}