View Compilation Error

0_0_25330776_28179.cpp:15:2: error: stray '#' in program
 }#include<iostream>
  ^
0_0_25330776_28179.cpp:15:3: error: 'include' does not name a type
 }#include<iostream>
   ^
0_0_25330776_28179.cpp: In function 'int gcd(int, int)':
0_0_25330776_28179.cpp:18:5: error: redefinition of 'int gcd(int, int)'
 int gcd(int a,int b)
     ^
0_0_25330776_28179.cpp:4:5: note: 'int gcd(int, int)' previously defined here
 int gcd(int a,int b)
     ^
0_0_25330776_28179.cpp: In function 'int main()':
0_0_25330776_28179.cpp:22:5: error: redefinition of 'int main()'
 int main()
     ^
0_0_25330776_28179.cpp:8:5: note: 'int main()' previously defined here
 int main()
     ^