• InputZero@lemmy.world
    1·
    2 小时前

    A. B. C.

    Are just undefined variables, and therefore a number. It’s just that we haven’t defined what those numbers are so they can still be any real number including the smallest number

    • Axolotl@feddit.it
      1·
      18 分钟前

      Error!

      prog.c: In function ‘main’:
prog.c:4:8: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token
    4 |   int A.;
      |        ^
prog.c:4:8: error: expected expression before ‘.’ token
prog.c:5:8: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token
    5 |   int B.;
      |        ^
prog.c:5:8: error: expected expression before ‘.’ token
prog.c:6:8: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token
    6 |   int C.;
      |        ^
prog.c:6:8: error: expected expression before ‘.’ token