foo.c: In function 'main':
foo.c:9:13: warning: unused variable 'temp' [-Wunused-variable]
    9 |         int temp=0;
      |             ^~~~
foo.c: At top level:
foo.c:21:1: error: stray '\342' in program
   21 | ————————————————
      | ^
foo.c:21:2: error: stray '\342' in program
   21 | ————————————————
      |  ^
foo.c:21:3: error: stray '\342' in program
   21 | ————————————————
      |   ^
foo.c:21:4: error: stray '\342' in program
   21 | ————————————————
      |    ^
foo.c:21:5: error: stray '\342' in program
   21 | ————————————————
      |     ^
foo.c:21:6: error: stray '\342' in program
   21 | ————————————————
      |      ^
foo.c:21:7: error: stray '\342' in program
   21 | ————————————————
      |       ^
foo.c:21:8: error: stray '\342' in program
   21 | ————————————————
      |        ^
foo.c:21:9: error: stray '\342' in program
   21 | ————————————————
      |         ^
foo.c:21:10: error: stray '\342' in program
   21 | ————————————————
      |          ^
foo.c:21:11: error: stray '\342' in program
   21 | ————————————————
      |           ^
foo.c:21:12: error: stray '\342' in program
   21 | ————————————————
      |            ^
foo.c:21:13: error: stray '\342' in program
   21 | ————————————————
      |             ^
foo.c:21:14: error: stray '\342' in program
   21 | ————————————————
      |              ^
foo.c:21:15: error: stray '\342' in program
   21 | ————————————————
      |               ^
foo.c:21:16: error: stray '\342' in program
   21 | ————————————————
      |                ^
foo.c:22:25: error: stray '\343' in program
   22 | 版权声明：本文为CSDN博主「伏城无嗔」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
      |                         ^~
foo.c:22:1: error: unknown type name '\U00007248\U00006743\U000058f0\U0000660e\U0000ff1a\U0000672c\U00006587\U00004e3aCSDN\U0000535a\U00004e3b'
   22 | 版权声明：本文为CSDN博主「伏城无嗔」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
      | ^~~~~~~~~~~~~~~~~~~~~~~~
foo.c:22:35: error: stray '\343' in program
   22 | 版权声明：本文为CSDN博主「伏城无嗔」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
      |                                   ^~
foo.c:22:37: error: expected '=', ',', ';', 'asm' or '__attribute__' before '\U00007684\U0000539f\U0000521b\U00006587\U00007ae0\U0000ff0c\U00009075\U00005faaCC'
   22 | 版权声明：本文为CSDN博主「伏城无嗔」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
      |                                     ^~~~~~~~~~~~~~~~~~
foo.c:22:105: error: stray '\343' in program
   22 | 版权声明：本文为CSDN博主「伏城无嗔」的原创文章，遵循CC 4.0 BY-SA版权协议，转载请附上原文出处链接及本声明。
      |                                                                                                         ^~

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