View Compilation Error

0_0_39601987_32169.cpp: In function 'void solve()':
0_0_39601987_32169.cpp:31:33: error: invalid operands of types 'll*' {aka 'long long int*'} and 'double' to binary 'operator+'
   31 |         ll x=lower_bound(b+1,b+1+1e5,n)-b;
      |                              ~~~^~~~
      |                               |  |
      |                               |  double
      |                               ll* {aka long long int*}