/in/foo.cc:67:8: error: redefinition of 'struct jiang'
 struct jiang{
        ^~~~~
/in/foo.cc:3:8: error: previous definition of 'struct jiang'
 struct jiang{
        ^~~~~
/in/foo.cc:73:7: error: conflicting declaration 'int p [105]'
 }p[105]; 
       ^
/in/foo.cc:9:2: note: previous declaration as 'jiang p [105]'
 }p[105]; 
  ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:74:5: error: redefinition of 'int main()'
 int main()
     ^~~~
/in/foo.cc:10:5: note: 'int main()' previously defined here
 int main()
     ^~~~