View Compilation Error

0_0_17383751_15134.cpp: In function 'int main()':
0_0_17383751_15134.cpp:35:25: error: too many arguments to function 'void Backtrack(int, int&)'
   Backtrack(1, i, ans[i]);
                         ^
0_0_17383751_15134.cpp:16:6: note: declared here
 void Backtrack(int n, int& ans) {
      ^
0_0_17383751_15134.cpp:40:1: error: expected '}' at end of input
 } 
 ^