View Compilation Error

0_0_36578397_8172.cpp: In function 'void Solve()':
0_0_36578397_8172.cpp:63:6: error: redeclaration of 'long long int ans'
  int ans = 0;
      ^
0_0_36578397_8172.cpp:52:6: note: 'long long int ans' previously declared here
  int ans = 0;
      ^