/in/foo.cc:1:3: error: invalid preprocessing directive #�
 # 背景
   ^
/in/foo.cc:2:3: error: invalid preprocessing directive #�
 # 描述
   ^
/in/foo.cc:5:3: error: invalid preprocessing directive #�
 # 格式
   ^
/in/foo.cc:7:1: error: stray '##' in program
 ## 输入格式
 ^~
/in/foo.cc:7:4: error: stray '\350' in program
 ## 输入格式
    ^
/in/foo.cc:7:5: error: stray '\276' in program
 ## 输入格式
     ^
/in/foo.cc:7:6: error: stray '\223' in program
 ## 输入格式
      ^
/in/foo.cc:7:7: error: stray '\345' in program
 ## 输入格式
       ^
/in/foo.cc:7:8: error: stray '\205' in program
 ## 输入格式
        ^
/in/foo.cc:7:9: error: stray '\245' in program
 ## 输入格式
         ^
/in/foo.cc:7:10: error: stray '\346' in program
 ## 输入格式
          ^
/in/foo.cc:7:11: error: stray '\240' in program
 ## 输入格式
           ^
/in/foo.cc:7:12: error: stray '\274' in program
 ## 输入格式
            ^
/in/foo.cc:7:13: error: stray '\345' in program
 ## 输入格式
             ^
/in/foo.cc:7:14: error: stray '\274' in program
 ## 输入格式
              ^
/in/foo.cc:7:15: error: stray '\217' in program
 ## 输入格式
               ^
/in/foo.cc:11:1: error: stray '##' in program
 ## 输出格式
 ^~
/in/foo.cc:11:4: error: stray '\350' in program
 ## 输出格式
    ^
/in/foo.cc:11:5: error: stray '\276' in program
 ## 输出格式
     ^
/in/foo.cc:11:6: error: stray '\223' in program
 ## 输出格式
      ^
/in/foo.cc:11:7: error: stray '\345' in program
 ## 输出格式
       ^
/in/foo.cc:11:8: error: stray '\207' in program
 ## 输出格式
        ^
/in/foo.cc:11:9: error: stray '\272' in program
 ## 输出格式
         ^
/in/foo.cc:11:10: error: stray '\346' in program
 ## 输出格式
          ^
/in/foo.cc:11:11: error: stray '\240' in program
 ## 输出格式
           ^
/in/foo.cc:11:12: error: stray '\274' in program
 ## 输出格式
            ^
/in/foo.cc:11:13: error: stray '\345' in program
 ## 输出格式
             ^
/in/foo.cc:11:14: error: stray '\274' in program
 ## 输出格式
              ^
/in/foo.cc:11:15: error: stray '\217' in program
 ## 输出格式
               ^
/in/foo.cc:15:3: error: invalid preprocessing directive #�
 # 样例1
   ^
/in/foo.cc:17:1: error: stray '##' in program
 ## 样例输入1
 ^~
/in/foo.cc:17:4: error: stray '\346' in program
 ## 样例输入1
    ^
/in/foo.cc:17:5: error: stray '\240' in program
 ## 样例输入1
     ^
/in/foo.cc:17:6: error: stray '\267' in program
 ## 样例输入1
      ^
/in/foo.cc:17:7: error: stray '\344' in program
 ## 样例输入1
       ^
/in/foo.cc:17:8: error: stray '\276' in program
 ## 样例输入1
        ^
/in/foo.cc:17:9: error: stray '\213' in program
 ## 样例输入1
         ^
/in/foo.cc:17:10: error: stray '\350' in program
 ## 样例输入1
          ^
/in/foo.cc:17:11: error: stray '\276' in program
 ## 样例输入1
           ^
/in/foo.cc:17:12: error: stray '\223' in program
 ## 样例输入1
            ^
/in/foo.cc:17:13: error: stray '\345' in program
 ## 样例输入1
             ^
/in/foo.cc:17:14: error: stray '\205' in program
 ## 样例输入1
              ^
/in/foo.cc:17:15: error: stray '\245' in program
 ## 样例输入1
               ^
/in/foo.cc:19:1: error: stray '`' in program
 ```data
 ^
/in/foo.cc:19:2: error: stray '`' in program
 ```data
  ^
/in/foo.cc:19:3: error: stray '`' in program
 ```data
   ^
/in/foo.cc:20:1: error: stray '\350' in program
 输入
 ^
/in/foo.cc:20:2: error: stray '\276' in program
 输入
  ^
/in/foo.cc:20:3: error: stray '\223' in program
 输入
   ^
/in/foo.cc:20:4: error: stray '\345' in program
 输入
    ^
/in/foo.cc:20:5: error: stray '\205' in program
 输入
     ^
/in/foo.cc:20:6: error: stray '\245' in program
 输入
      ^
/in/foo.cc:21:1: error: stray '`' in program
 ```
 ^
/in/foo.cc:21:2: error: stray '`' in program
 ```
  ^
/in/foo.cc:21:3: error: stray '`' in program
 ```
   ^
/in/foo.cc:23:1: error: stray '##' in program
 ## 样例输出1
 ^~
/in/foo.cc:23:4: error: stray '\346' in program
 ## 样例输出1
    ^
/in/foo.cc:23:5: error: stray '\240' in program
 ## 样例输出1
     ^
/in/foo.cc:23:6: error: stray '\267' in program
 ## 样例输出1
      ^
/in/foo.cc:23:7: error: stray '\344' in program
 ## 样例输出1
       ^
/in/foo.cc:23:8: error: stray '\276' in program
 ## 样例输出1
        ^
/in/foo.cc:23:9: error: stray '\213' in program
 ## 样例输出1
         ^
/in/foo.cc:23:10: error: stray '\350' in program
 ## 样例输出1
          ^
/in/foo.cc:23:11: error: stray '\276' in program
 ## 样例输出1
           ^
/in/foo.cc:23:12: error: stray '\223' in program
 ## 样例输出1
            ^
/in/foo.cc:23:13: error: stray '\345' in program
 ## 样例输出1
             ^
/in/foo.cc:23:14: error: stray '\207' in program
 ## 样例输出1
              ^
/in/foo.cc:23:15: error: stray '\272' in program
 ## 样例输出1
               ^
/in/foo.cc:25:1: error: stray '`' in program
 ```data
 ^
/in/foo.cc:25:2: error: stray '`' in program
 ```data
  ^
/in/foo.cc:25:3: error: stray '`' in program
 ```data
   ^
/in/foo.cc:26:1: error: stray '\350' in program
 输出
 ^
/in/foo.cc:26:2: error: stray '\276' in program
 输出
  ^
/in/foo.cc:26:3: error: stray '\223' in program
 输出
   ^
/in/foo.cc:26:4: error: stray '\345' in program
 输出
    ^
/in/foo.cc:26:5: error: stray '\207' in program
 输出
     ^
/in/foo.cc:26:6: error: stray '\272' in program
 输出
      ^
/in/foo.cc:27:1: error: stray '`' in program
 ```
 ^
/in/foo.cc:27:2: error: stray '`' in program
 ```
  ^
/in/foo.cc:27:3: error: stray '`' in program
 ```
   ^
/in/foo.cc:29:1: error: stray '##' in program
 ## 来源
 ^~
/in/foo.cc:29:4: error: stray '\346' in program
 ## 来源
    ^
/in/foo.cc:29:5: error: stray '\235' in program
 ## 来源
     ^
/in/foo.cc:29:6: error: stray '\245' in program
 ## 来源
      ^
/in/foo.cc:29:7: error: stray '\346' in program
 ## 来源
       ^
/in/foo.cc:29:8: error: stray '\272' in program
 ## 来源
        ^
/in/foo.cc:29:9: error: stray '\220' in program
 ## 来源
         ^
/in/foo.cc:17:16: error: expected unqualified-id before numeric constant
 ## 样例输入1
                ^