foo.c: In function 'main':
foo.c:12:38: error: 'appple' undeclared (first use in this function); did you mean 'apple'?
   12 |                 if((apple[i]>=200)||(appple[i]<=100))
      |                                      ^~~~~~
      |                                      apple
foo.c:12:38: note: each undeclared identifier is reported only once for each function it appears in
foo.c:14:11: warning: 'return' with no value, in function returning non-void [-Wreturn-type]
   14 |           return;
      |           ^~~~~~
foo.c:3:5: note: declared here
    3 | int main()
      |     ^~~~

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