foo.cc: In function 'int main()':
foo.cc:5:16: error: invalid operands of types 'const char [7]' and 'int' to binary 'operator&'
    5 |  scanf("%d%d%d"&y,&m,&d);
      |        ~~~~~~~~^~
      |        |        |
      |        |        int
      |        const char [7]
foo.cc:16:9: error: unable to find string literal operator 'operator""y' with 'const char [10]', 'long unsigned int' arguments
   16 |  printf("%d-%d-%d,"y,m,d);
      |         ^~~~~~~~~~~~

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