foo.cc: In function 'int FindAscCount(int*, int)':
foo.cc:127:13: warning: unused variable 'len' [-Wunused-variable]
  127 |         int len = 0;
      |             ^~~
foo.cc: In function 'int main()':
foo.cc:145:9: error: 'scanf_s' was not declared in this scope; did you mean 'scanf'?
  145 |         scanf_s("%d %d", &n1, &n2);
      |         ^~~~~~~
      |         scanf

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