æç¨çæ¯æ¥æçç³»ç»ï¼å¯è½ä¼åºç°ä¹±ç ï¼ä½ åªè¦æåå¼å·è·éé¢çæ±åéæ°æä¸éå°±å¯ä»¥
import java.io.*;
public class Max {
public static void main(String args[]){
BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
try{
System.out.println("请è¾å
¥8ä½2è¿å¶æ°å");
String line=reader.readLine();
int sum=0;
int sum1=0;
for(int i=0;i<8;i++){
char c=line.charAt(i);
if(c=='1'&&c<'2'){
sum=1;
for(int j=0;j<7-i;j++){
sum*=2;
}
sum1+=sum;
}
}
}
System.out.println("åè¿å¶çç»ææ¯"+sum1);
}catch (IOException e){
System.out.println(e);
}
}
}
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