foo.cc:3:11: error: initializer-string for array of chars is too long [-fpermissive]
 char s[0]="2019";
           ^~~~~~
foo.cc: In function 'int iscontain(int)':
foo.cc:8:3: error: 'x' was not declared in this scope
   x=n%10;
   ^
foo.cc: In function 'int main()':
foo.cc:26:6: error: 'ifContain' was not declared in this scope
   if(ifContain(n))
      ^~~~~~~~~
foo.cc:26:6: note: suggested alternative: 'iscontain'
   if(ifContain(n))
      ^~~~~~~~~
      iscontain

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