/in/foo.cc:4:29: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    4 | long long dp[2][2],pow2[(2e6+10)];
      |                         ~~~~^~~~
/in/foo.cc:4:29: error: could not convert '(2.0e+6 + (double)10)' from 'double' to 'long unsigned int'
    4 | long long dp[2][2],pow2[(2e6+10)];
      |                         ~~~~^~~~
      |                             |
      |                             double
/in/foo.cc:4:29: error: size of array 'pow2' has non-integral type 'double'
/in/foo.cc: In function 'int main()':
/in/foo.cc:11:28: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   11 |         pow2[i]=pow2[i-1]*2%(1e9+7);
      |                 ~~~~~~~~~~~^~~~~~~~
      |                          |      |
      |                          |      double
      |                          long long int
/in/foo.cc:20:46: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   20 |         dp[curr][1]=(dp[prev][0]+dp[prev][1])%(1e9+7);
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
      |                                 |                 |
      |                                 long long int     double
/in/foo.cc:21:42: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   21 |         dp[curr][1]=dp[curr][1]*pow2[t-1]%(1e9+7);
      |                     ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
      |                                |              |
      |                                long long int  double
/in/foo.cc:23:50: error: invalid operands of types 'long long int' and 'double' to binary 'operator%'
   23 |     long long ans=(dp[max_k%2][0]+dp[max_k%2][1])%(1e9+7);
      |                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
      |                                  |                    |
      |                                  long long int        double