compiler error

> gcc -Wall -Wextra -Wno-main -Wpedantic -pedantic -g -O0 -o alignment_check2 alignment_check2.c
alignment_check2.c: In function 'main':
alignment_check2.c:21:23: warning: format '%d' expects argument of type 'int', but argument 2 has type 'long unsigned int' [-Wformat=]
   21 |  printf("Size of int:%d\n", sizeof(int));
      |                      ~^     ~~~~~~~~~~~
      |                       |     |
      |                       int   long unsigned int
      |                      %ld
alignment_check2.c:24:36: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'long unsigned int' [-Wformat=]
   24 |  printf("Size of long long int: %lld\n\n", sizeof(long long int));
      |                                 ~~~^       ~~~~~~~~~~~~~~~~~~~~~
      |                                    |       |
      |                                    |       long unsigned int
      |                                    long long int
      |                                 %ld