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View Compilation Error

0_0_38998365_21330\Main.java:1: 错误: 需要class, interface或enum
struct point {
^
0_0_38998365_21330\Main.java:3: 错误: 需要class, interface或enum
    double y;//y坐标
    ^
0_0_38998365_21330\Main.java:4: 错误: 需要class, interface或enum
    int id;//点的编号(之后要用)
    ^
0_0_38998365_21330\Main.java:5: 错误: 需要class, interface或enum
} p[MAXN],q[MAXN];
^
0_0_38998365_21330\Main.java:6: 错误: 需要class, interface或enum
point make_point(double x,double y,int id) {//初始化
^
0_0_38998365_21330\Main.java:8: 错误: 需要class, interface或enum
    tmp.x=x;
    ^
0_0_38998365_21330\Main.java:9: 错误: 需要class, interface或enum
    tmp.y=y;
    ^
0_0_38998365_21330\Main.java:10: 错误: 需要class, interface或enum
    tmp.id=id;
    ^
0_0_38998365_21330\Main.java:11: 错误: 需要class, interface或enum
    return tmp;
    ^
0_0_38998365_21330\Main.java:12: 错误: 需要class, interface或enum
}
^
0_0_38998365_21330\Main.java:15: 错误: 需要class, interface或enum
}
^
0_0_38998365_21330\Main.java:18: 错误: 需要class, interface或enum
}
^
12 个错误


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