foo.cc:14:10: error: stray '\' in program
   14 | printf(%d\n",c);
      |          ^
foo.cc:14:12: warning: missing terminating " character
   14 | printf(%d\n",c);
      |            ^
foo.cc:14:12: error: missing terminating " character
   14 | printf(%d\n",c);
      |            ^~~~~
foo.cc:3:1: error: '::main' must return 'int'
    3 | void main()
      | ^~~~
foo.cc: In function 'int main()':
foo.cc:14:8: error: expected primary-expression before '%' token
   14 | printf(%d\n",c);
      |        ^
foo.cc:14:9: error: 'd' was not declared in this scope
   14 | printf(%d\n",c);
      |         ^
foo.cc:10:6: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   10 | scanf("%d",&a);
      | ~~~~~^~~~~~~~~

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