poj2453

简单题

View Code

   
     

    
      #include 
    
      <
    
      iostream
    
      >
    
      
#include 
    
      <
    
      cstdlib
    
      >
    
      
#include 
    
      <
    
      cstring
    
      >
    
      
#include 
    
      <
    
      cstdio
    
      >
    
      

    
      using
    
       
    
      namespace
    
       std;


    
      int
    
       count(
    
      int
    
       x)
{
 
    
      int
    
       ret 
    
      =
    
       
    
      0
    
      ;
 
    
      while
    
       (x 
    
      >
    
       
    
      0
    
      )
 {
 
    
      if
    
       (x 
    
      %
    
       
    
      2
    
       
    
      ==
    
       
    
      1
    
      )
 ret
    
      ++
    
      ;
 x 
    
      /=
    
       
    
      2
    
      ;
 }
 
    
      return
    
       ret;
}


    
      int
    
       main()
{
 
    
      //
    
      freopen("D:\\t.txt", "r", stdin);
    
      

    
       
    
      int
    
       n;
 
    
      while
    
       (scanf(
    
      "
    
      %d
    
      "
    
      , 
    
      &
    
      n) 
    
      !=
    
       EOF 
    
      &&
    
       n 
    
      !=
    
       
    
      0
    
      )
 {
 
    
      int
    
       cnt 
    
      =
    
       count(n);
 
    
      while
    
       (n
    
      ++
    
      )
 
    
      if
    
       (cnt 
    
      ==
    
       count(n))
 {
 printf(
    
      "
    
      %d\n
    
      "
    
      , n);
 
    
      break
    
      ;
 }
 }
 
    
      return
    
       
    
      0
    
      ;
}