foo.c: In function 'main':
foo.c:18:15: warning: too many arguments for format [-Wformat-extra-args]
   18 |         scanf("%s", A, 100001);
      |               ^~~~
foo.c:19:15: warning: too many arguments for format [-Wformat-extra-args]
   19 |         scanf("%s", B, 100001);
      |               ^~~~
foo.c:21:20: error: expected expression before 'int'
   21 |         int lena = int(strlen(A));
      |                    ^~~
foo.c:22:20: error: expected expression before 'int'
   22 |         int lenb = int(strlen(B));
      |                    ^~~

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