今天在面试时候遇到的问题

Question

http://download.pchome.net/development/cbuilder/14345.html
这是一个c++的源代码，你看一下算法

Answer 1

C# 转换方法 （B_SW 参数是数字）
public static string Capitalization(double B_SW) 
{ 
long L_SW,L_I=0; 
// string [] S_BW_FIG={"零","一","二","三","四","五","六","七","八","九","整"}; 
string [] S_BW_FIG={"零","壹","贰","叁","肆","伍","陆","柒","捌","玖","整"}; 
string [] S_UNIT={"分","角","元","十","百","千","万","十","百","千","亿","十","百","千"}; 
string S_BW="";bool B_Flag=true; 
L_SW=(long)(100*B_SW+0.5); 
while (L_SW>0) 
{    
if (L_SW%10!=0 ) 
{ 
S_BW=S_BW_FIG[L_SW%10]+S_UNIT[L_I]+S_BW;B_Flag=true; 
} 
else 
{ 
if ((L_I==2 & (long)(100*B_SW)/100>0) || (L_I==6 & (long)(100*B_SW)/1000000>0 & ((long)(100*B_SW)/1000000)%10000>0 ) || (L_I==10 & (long)(100*B_SW)/10000000000>0)) 
{ 
S_BW=S_UNIT[L_I]+S_BW;B_Flag=false; 
} 
else 
{ 
if (L_I>2 & B_Flag)  
{ 
S_BW=S_BW_FIG[L_SW%10]+S_BW;B_Flag=false; 
} 
else 
{ 
if (L_I!=6 || L_I!=10) B_Flag=false; 
}  }  } 
L_SW=L_SW/10;L_I++; 
} 
if ((long)(100*B_SW+0.5)%100==0) S_BW+="整";    
return S_BW; 
}

Answer 2

ftp://qydn.vicp.net的“经典技术文章”目录下有一篇word文档“把金额转换为大写”