Enter N to print 1 to the maximum n decimal number sequentially

1 /*2 * Title: Enter N, sequentially print 1 to the maximum n decimal number3 * For example: Enter 3, then print,... 9994 * Update Date: 2015-06-155 */6 7 //note the traps in the topic, when n is slightly larger, it overflows, so the strategy of using the string output8 9#include <iostream>Ten using namespacestd; One  A void -Print_number_byte (unsignedCharnum) - { the     if(num<1)return ; -     Charnum_ch[ One]="0123456789"; -UnsignedCharNp[num]; -      +      for(intI=0; i<num;i++) -     { +np[i]=0; A     } at      while(1) -     { -          for(intI=0; i<num;i++)//Show Data -         { -cout<<Num_ch[np[i]]; -         } incout<<","; -         if(np[num-1]==9) to{//Rounding Problem +np[num-1]=0; -              for(inti=num-2; i>=0; i--) the{//until I met the first one, not 9. *                 if(np[i]==9) $                 {Panax Notoginseng                     if(i==0)return ; -np[i]=0; the                     Continue; +                 } A                 Else the                 { +np[i]++; -                      Break; $                 } $             } -         } -         Elsenp[num-1]++; the     } - }Wuyi  the intMainintargcChar*argv[]) - { WuUnsignedCharnum=4; - print_number_byte (num); About}

Enter N to print 1 to the maximum n decimal number sequentially