2

Mg==

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prog.c: In function ‘main’:
prog.c:4:24: error: ‘n’ undeclared (first use in this function)
  printf("Hello, world"/n)
                        ^
prog.c:4:24: note: each undeclared identifier is reported only once for each function it appears in
prog.c:4:26: error: expected ‘;’ before ‘}’ token
  printf("Hello, world"/n)
                          ^
                          ;
 }
 ~