View Compilation Error

0_0_33911956_14496.cpp: In function 'int main()':
0_0_33911956_14496.cpp:26:12: error: too many arguments to function 'void build()'
   build(i,n);
            ^
0_0_33911956_14496.cpp:13:6: note: declared here
 void build()
      ^
0_0_33911956_14496.cpp:27:14: error: too many arguments to function 'void build()'
   ans=build(i);
              ^
0_0_33911956_14496.cpp:13:6: note: declared here
 void build()
      ^
0_0_33911956_14496.cpp:27:6: error: void value not ignored as it ought to be
   ans=build(i);
      ^
0_0_33911956_14496.cpp:30:2: error: expected ';' before '}' token
  }
  ^