poj3173

简单的考察输入输出的题。

View Code

   
     

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

    
      using
    
       
    
      namespace
    
       std;



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

    
       
    
      int
    
       n, s;
 scanf(
    
      "
    
      %d%d
    
      "
    
      , 
    
      &
    
      n, 
    
      &
    
      s);
 s
    
      --
    
      ;
 
    
      for
    
       (
    
      int
    
       i 
    
      =
    
       
    
      1
    
      ; i 
    
      <=
    
       n; i
    
      ++
    
      )
 {
 s 
    
      +=
    
       i;
 
    
      int
    
       p 
    
      =
    
       (s 
    
      -
    
       
    
      1
    
      ) 
    
      %
    
       
    
      9
    
      ;
 
    
      if
    
       (i 
    
      !=
    
       
    
      1
    
      )
 
    
      for
    
       (
    
      int
    
       j 
    
      =
    
       
    
      0
    
      ; j 
    
      <
    
       (i 
    
      -
    
       
    
      1
    
      ) 
    
      *
    
       
    
      2
    
      ; j
    
      ++
    
      )
 printf(
    
      "
    
       
    
      "
    
      );
 printf(
    
      "
    
      %d
    
      "
    
      , p 
    
      +
    
       
    
      1
    
      );
 
    
      for
    
       (
    
      int
    
       j 
    
      =
    
       i; j 
    
      <
    
       n; j
    
      ++
    
      )
 {
 p 
    
      =
    
       (p 
    
      +
    
       j) 
    
      %
    
       
    
      9
    
      ;
 printf(
    
      "
    
       %d
    
      "
    
      , p 
    
      +
    
       
    
      1
    
      );
 }
 printf(
    
      "
    
      \n
    
      "
    
      );
 }
}