View Compilation Error

0_0_18346367_9694.cpp: In function 'int main()':
0_0_18346367_9694.cpp:40:13: error: redeclaration of 'int hh'
         int hh = 0;
             ^
0_0_18346367_9694.cpp:19:13: note: 'int hh' previously declared here
         int hh=0;
             ^