View Compilation Error

0_0_22088253_4139.cpp: In function 'int main()':
0_0_22088253_4139.cpp:49:5: error: redefinition of 'int main()'
 int main() 
     ^
0_0_22088253_4139.cpp:2:6: note: 'int main()' previously defined here
  int main()
      ^