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#include<stdio.h>
#define print(x) printf ("%d", x)
int x;
void Q(int z) 
{ 
 z += x;
 print(z); 
} 
void P(int *y) 
{ 
 int x = *y+2; 
 Q(x); 
 *y = x-1; 
 print(x);
} 
main(void) 
{ 
 x=5; 
 P(&x); 
 print(x); 
 getchar();
}

prog.c: In function ‘Q’:
prog.c:6:1: error: stray ‘\342’ in program
  z += x;
 ^
prog.c:6:2: error: stray ‘\200’ in program
  z += x;
  ^
prog.c:6:3: error: stray ‘\203’ in program
  z += x;
   ^
prog.c:7:1: error: stray ‘\342’ in program
  print(z);
 ^
prog.c:7:2: error: stray ‘\200’ in program
  print(z);
  ^
prog.c:7:3: error: stray ‘\203’ in program
  print(z);
   ^
prog.c: In function ‘P’:
prog.c:11:1: error: stray ‘\342’ in program
  int x = *y+2;
 ^
prog.c:11:2: error: stray ‘\200’ in program
  int x = *y+2;
  ^
prog.c:11:3: error: stray ‘\203’ in program
  int x = *y+2;
   ^
prog.c:12:1: error: stray ‘\342’ in program
  Q(x);
 ^
prog.c:12:2: error: stray ‘\200’ in program
  Q(x);
  ^
prog.c:12:3: error: stray ‘\203’ in program
  Q(x);
   ^
prog.c:13:1: error: stray ‘\342’ in program
  *y = x-1;
 ^
prog.c:13:2: error: stray ‘\200’ in program
  *y = x-1;
  ^
prog.c:13:3: error: stray ‘\203’ in program
  *y = x-1;
   ^
prog.c:14:1: error: stray ‘\342’ in program
  print(x);
 ^
prog.c:14:2: error: stray ‘\200’ in program
  print(x);
  ^
prog.c:14:3: error: stray ‘\203’ in program
  print(x);
   ^
prog.c: At top level:
prog.c:16:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
 main(void)
 ^~~~
prog.c: In function ‘main’:
prog.c:18:1: error: stray ‘\342’ in program
  x=5;
 ^
prog.c:18:2: error: stray ‘\200’ in program
  x=5;
  ^
prog.c:18:3: error: stray ‘\203’ in program
  x=5;
   ^
prog.c:19:1: error: stray ‘\342’ in program
  P(&x);
 ^
prog.c:19:2: error: stray ‘\200’ in program
  P(&x);
  ^
prog.c:19:3: error: stray ‘\203’ in program
  P(&x);
   ^
prog.c:20:1: error: stray ‘\342’ in program
  print(x);
 ^
prog.c:20:2: error: stray ‘\200’ in program
  print(x);
  ^
prog.c:20:3: error: stray ‘\203’ in program
  print(x);
   ^
prog.c:21:1: error: stray ‘\342’ in program
  getchar();
 ^
prog.c:21:2: error: stray ‘\200’ in program
  getchar();
  ^
prog.c:21:3: error: stray ‘\203’ in program
  getchar();
   ^

Standard output is empty