Compilation failed: 6 error(s), 0 warnings

/w/foo.cs(2,0): error CS1024: Wrong preprocessor directive
/w/foo.cs(2,6): error CS1525: Unexpected symbol `namespace', expecting `identifier' or `static'
/w/foo.cs(2,19): error CS1525: Unexpected symbol `;', expecting `identifier' or `static'
/w/foo.cs(6,1): error CS1525: Unexpected symbol `int', expecting `identifier' or `static'
/w/foo.cs(16,14): error CS1525: Unexpected symbol `a', expecting `identifier' or `static'
/w/foo.cs(16,34): error CS1514: Unexpected symbol `}', expecting `.' or `{'

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