[問題] 新手讀檔問題
程式碼如下
import java.io.*;
public class test {
public static void main(String[] args) {
int num1,num2;
BufferedReader in = new BufferedReader(new InputStreamReader
(new FileInputStream(input.txt)));
num1 = in.readLine();
num2 = in.readLine();
num1 = num1 + num2;
System.out.print(num1);
}
}
但一直編不過去
出現
--------------------Configuration: <Default>--------------------
C:\test.java:5: cannot find symbol
symbol : variable input
location: class test
BufferedReader in = new BufferedReader(new InputStreamReader(new
FileInputStream(input.txt)));
^
C:\test.java:6: incompatible types
found : java.lang.String
required: int
num1 = in.readLine();
^
C:\test.java:7: incompatible types
found : java.lang.String
required: int
num2 = in.readLine();
^
3 errors
將 num1 = (int)in.readLine(); 也不行 囧..
input.txt 的內容為
0
10
20
我的目地是把 input.txt 的內容拿出來做運算
謝謝各位大大!
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