Sequential stack Creation

1   /*  2   Create an ordered Stack  3   4   Levi.  5   */  6   7 # Include <stdio. h> 8   # Define Datatype char 9   # Define Stacksize 100 10  11   12 Typedef Struct  {  13   Datatype stack [stacksize];  14       Int  Top;  15   } Seqstack;  16   17   18   Void Initstack (seqstack * S ){ 19 S-> Top = 0  ;  20   }  21   22   Int  Stackempty (seqstack s ){  23       If (S. Top = 0  )  24                 Return   1  ; 25       Else  26                 Return   0  ;  27   }  28   29   Int Gettop (seqstack S, datatype * E ){  30       If (S. Top <= 0  ){  31 Printf ( "  Null! \ N  "  );  32                 Return   0  ;  33   }  34       Else  {  35 * E = S. Stack [S. Top- 1  ];  36          Return   1  ;  37   }  38   }  39   40   Int Pushstack (seqstack * S, datatype e ){  41       If (S-> top> = Stacksize ){  42 Printf ( " Fail! \ N  "  );  43           Return   0  ;  44   }  45       Else  {  46 S-> stack [S-> top] = E;  47 S-> top ++ ;  48          Return   1  ;  49   }  50   }  51   52   Int Popstack (seqstack * s, datatype * E ){  53       If (S-> top <= 0  ){  54 Printf ("  Fail! \ N  "  );  55           Return   0  ;  56   }  57       Else  {  58 S-> top -- ;  59 * E = s-> stack [S-> Top]; 60           Return   1  ;  61           62   }  63   }  64   65   Int  Stacklength (seqstack s ){  66       Return  S. Top;  67   } 68   69   Void Clearstack (seqstack * S ){  70 S-> Top = 0  ;  71   }  72   73   Void  Conversion (){  74   Seqstack S;  75  Unsigned N;  76       Int  E;  77 Initstack (& S );  78 Printf ( "  N converse % d Jinzhi, please input: n (> = 0) =  " , 2  );  79 Scanf ( "  % U " ,& N );  80       While  (N ){  81 Pushstack (& S, N % 2  );  82 N = N/ 2  ;  83   }  84   85       While (!Stackempty (s )){  86 Popstack (& S ,& E );  87 Printf ( "  % D  "  , E );  88   }  89 Printf ( "  \ N  "  );  90  }  91   92   Void  Print (seqstack s ){  93       Int   Base = 0  ;  94       While ( Base < S. Top ){  95 Printf ( " % C  " , S. Stack [ Base  ]);  96           Base ++ ;  97   }  98 }