foo.cc: In function 'int main()':
foo.cc:15:12: error: unable to find string literal operator 'operator""mas' with 'const char [4]', 'long unsigned int' arguments
   15 |     printf("%d "mas);
      |            ^~~~~~~~
foo.cc:10:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   10 |   scanf("%d%d",&n,&lin);
      |   ~~~~~^~~~~~~~~~~~~~~~
foo.cc:14:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   14 |     scanf("%d",&mas);
      |     ~~~~~^~~~~~~~~~~

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