foo.cc: In function 'int main()':
foo.cc:10:2: error: 'i2' was not declared in this scope; did you mean 'i1'?
   10 |  i2=i/10%10;
      |  ^~
      |  i1
foo.cc:11:2: error: 'i3' was not declared in this scope; did you mean 'i1'?
   11 |  i3=i%100%10;
      |  ^~
      |  i1

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