foo.cc: In function 'int main()':
foo.cc:76:36: warning: 'memset' used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
   76 |     memset(tmp, 0, MAX_LEN * 2 + 20);
      |                                    ^
foo.cc:89:37: warning: 'memset' used with length equal to number of elements without multiplication by element size [-Wmemset-elt-size]
   89 |     memset(tmp1, 0, MAX_LEN * 2 + 20);
      |                                     ^

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