0_0_19977355_4513\Main.java:2: 错误: 需要class, interface或enum
public static void main(String args[]){
^
0_0_19977355_4513\Main.java:4: 错误: 需要class, interface或enum
while(cin.hasnext()){
^
0_0_19977355_4513\Main.java:6: 错误: 需要class, interface或enum
int b;
^
0_0_19977355_4513\Main.java:7: 错误: 需要class, interface或enum
a=cin.nextInt();
^
0_0_19977355_4513\Main.java:8: 错误: 需要class, interface或enum
b=cin.nextInt();
^
0_0_19977355_4513\Main.java:9: 错误: 需要class, interface或enum
System.out.println(a+b);
^
0_0_19977355_4513\Main.java:9: 错误: 非法字符: '\uff1b'
System.out.println(a+b);
^
7 个错误
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