c语言ltoa

A. c语言编写一个能够将人民币小写金额自动转化为大写写金额的程序写出程序语句

#include <iostream>
#include <string>
#include <stdlib.h>
using namespace std;

string ConvertMoneyCaps(long double moneySum)
{
long int temp_i = (long int)moneySum; /**//* 整数部分 */
float temp_f = moneySum - temp_i; /**//* 小数部分 */
int digit = 0, i, j, k, num_i;
string money("");
char num[20], *p;
char name[][3] = {"元","拾","佰","仟","万","亿"};
char numchar[][3] = {"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"};
ltoa(temp_i, num, 10); /**//* 整数部分转换成字符串后在搏毕慎处理 */
p = num;
digit = strlen(num); /**//* 整数部分位数 */
/**//*--------处理整数部分 start--------*/
for(i = 1; i <= digit; i ++)
{
k = (digit - i) % 4;
if(isdigit(*p))
{
num_i = *p & 0xF; /**//* 把字符转换成数字,比如 '0'-> 0,'1' ->基敬 1*/
/**//*--------转换数字开始---------*/
if(num_i)
{
money = money+ numchar[num_i];
}
else
{
if(k && (*(p + 1) &0xF))
money += "零";
}
/**//*--------转换数字结束-------*/
/**//*---------添加计数单位开始----*/
if(k)
{
if(num_i)
money = money + name[k];
}
else
{
j = digit - i;
if(j)
money = money + name[j/4 + 3];
else
money += "元";
}
/**//*--------添加计数单位结束数并--------*/
p++;
}
else
{
money = "遇到非数字退出!";
return money;
}
}
/**//*--------处理整数部分 End --------*/
/**//*--------处理小数部分 start--------*/
if(temp_f > 0.01)
{
if((int)(temp_f*10)) money = money + numchar[(int)(temp_f*10)] + "角";
if((int)(temp_f*100)%10) money = money + numchar[(int)(temp_f*100)%10] + "分";
}
/**//*--------处理小数部分 End--------*/
money += "整";

return money;
}
int main()
{
long double x = 33.20;
cout << "please input the money:";
cin >> x;
cout << "Convert Money Caps:";
string money = ConvertMoneyCaps(x);
cout << money <<endl;
return 0;
}