foo.c: In function 'find':
foo.c:6:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
    6 |            {if(a[i]='a'+i||'A'+i)
      |                ^
foo.c:9:11: error: 'sum' undeclared (first use in this function); did you mean 'num'?
    9 |        if(sum>max)
      |           ^~~
      |           num
foo.c:9:11: note: each undeclared identifier is reported only once for each function it appears in
foo.c:10:22: error: expected expression before '{' token
   10 |                    b={};n=0;
      |                      ^
foo.c:9:8: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    9 |        if(sum>max)
      |        ^~
foo.c:10:25: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   10 |                    b={};n=0;
      |                         ^
foo.c:11:19: error: 'x' undeclared (first use in this function)
   11 |            if(sum=x)
      |                   ^
foo.c:12:20: error: called object 'b' is not a function or function pointer
   12 |                    b(n++)='a'+i;
      |                    ^
foo.c:2:25: note: declared here
    2 | void find(char a[],char b [])
      |                    ~~~~~^~~~
foo.c: In function 'main':
foo.c:19:8: error: array size missing in 'a'
   19 | { char a[];
      |        ^
foo.c:20:8: error: array size missing in 'b'
   20 |   char b[];
      |        ^
foo.c:21:3: warning: 'gets' is deprecated [-Wdeprecated-declarations]
   21 |   gets(a);
      |   ^~~~
In file included from foo.c:1:
/nix/store/linb70pgp53f0kygxm5wk163dx22d681-glibc-2.37-45-dev/include/stdio.h:605:14: note: declared here
  605 | extern char *gets (char *__s) __wur __attribute_deprecated__;
      |              ^~~~
foo.c:23:20: warning: format '%s' expects argument of type 'char *', but argument 2 has type 'int' [-Wformat=]
   23 |           printf("%s ",b[i]);
      |                   ~^   ~~~~
      |                    |    |
      |                    |    int
      |                    char *
      |                   %d

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