foo.cc: In function 'int main()':
foo.cc:8:2: error: 'shi' was not declared in this scope
  shi=a/10%10;
  ^~~
foo.cc:8:2: note: suggested alternative: 'she'
  shi=a/10%10;
  ^~~
  she
foo.cc:5:11: warning: unused variable 'she' [-Wunused-variable]
  int a,ge,she,bai,s;
           ^~~

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