foo.cc: In function 'int main()':
foo.cc:67:16: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'int64_t' {aka 'long int'} [-Wformat=]
   67 |     printf("%lld\n", int64_t(dp[n]));
      |             ~~~^     ~~~~~~~~~~~~~~
      |                |     |
      |                |     int64_t {aka long int}
      |                long long int
      |             %ld

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