foo.c: In function 'Output':
foo.c:4:9: warning: implicit declaration of function 'fot' [-Wimplicit-function-declaration]
    4 |         fot(int i=0;i<n;i++)
      |         ^~~
foo.c:4:13: error: expected expression before 'int'
    4 |         fot(int i=0;i<n;i++)
      |             ^~~
foo.c:4:29: error: expected ';' before '{' token
    4 |         fot(int i=0;i<n;i++)
      |                             ^
      |                             ;
    5 |         {
      |         ~                    
foo.c: In function 'main':
foo.c:15:13: error: expected expression before 'int'
   15 |         fot(int i=0;i<n;i++)
      |             ^~~
foo.c:15:29: error: expected ';' before '{' token
   15 |         fot(int i=0;i<n;i++)
      |                             ^
      |                             ;
   16 |         {
      |         ~                    
foo.c:13:13: warning: unused variable 'a' [-Wunused-variable]
   13 |         int a[10000];
      |             ^

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