old/toy/test.c


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void foo()
{
}

int do_math(int a)
{
  int y = 7
  int z = 8
  int zz = y
//  zz = x
  int x = a * 5 + 3
}

int multiply(int x, int y)
{
  int res = x * y
}

foo()
do_math(20)
int blu = 20
int res = do_math(blu)
//echo(res)