foo.cc: In function 'int main()':
foo.cc:18:8: error: invalid types 'int[int]' for array subscript
   18 |   max[i]=max;
      |        ^
foo.cc:25:8: error: invalid types 'int[int]' for array subscript
   25 |   min[j]=min;
      |        ^
foo.cc:27:6: warning: unused variable 'flag' [-Wunused-variable]
   27 |  int flag=0;
      |      ^~~~

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