C语言编写银行打印程序实例参考

#include<stdio.h>

char *p[10]={"零","一","二","三","四","五","六","七","八","九"};

void PrintInterger(char a[], int len);/*输出整数部分 */
void PrintDecimal(char a[],int len);/*输出小数部分 */

void PrintInterger(char a[], int len)

{

int i, j, tag1, tag2, tag3;

tag1=(a[len-6]=='0' && a[len-7]=='0' && a[len-8]=='0');

tag2=(a[len-14]=='0' && a[len-15]=='0' && a[len-16]=='0');

tag3=(a[len-22]=='0' && a[len-23]=='0' && a[len-24]=='0');

printf("您的钱数是：\n");

for(i=0,j=len; i<len && j>0; i++,j--)

{

if(a[i] == '0' && i != len-1)

{

if((j == 5 && tag1) || (j == 13 && tag2) || (j == 21 && tag3 ))

;

else if((j == 21 && ! tag3 )||(j == 5 && ! tag1)||(j == 13 && ! tag2))

printf("万");

else if(j == 9 || j == 17 )

printf("亿");

else if(a[i+1] == '0' && i != len-1)

;

else if(a[i+1] != '0' && i != len-1)

printf("零");

else

;

}

else if(a[i] == '0' && i == len-1)

;

else if(a[i] != '0')

{

/*阿拉伯数字向汉字的转换*/

switch(a[i])

{

case '1': printf("%s",p[1]); break;

case '2': printf("%s",p[2]); break;

case '3': printf("%s",p[3]); break;

case '4': printf("%s",p[4]); break;

case '5': printf("%s",p[5]); break;

case '6': printf("%s",p[6]); break;

case '7': printf("%s",p[7]); break;

case '8': printf("%s",p[8]); break;

case '9': printf("%s",p[9]); break;

default: printf("error"); ; break;

}

/*输出相应的单位*/

switch(j)

{

case 2:

case 6:

case 10:

case 14:

case 18:

case 22: printf("%s","十"); break;

case 3:

case 7:

case 11:

case 15:

case 19:

case 23: printf("%s","百"); break;

case 4:

case 8:

case 12:

case 16:

case 20:

case 24: printf("%s","千"); break;

case 5:

case 13:

case 21: printf("%s","万"); break;

case 9:

case 17: printf("%s","亿"); break;

default: printf("%s",""); break;

}

}

}

printf("%s","圆");

}

void PrintDecimal(char a[],int len)

{

int i;

for(i=0; i<len; i++)

{

/*阿拉伯数字向汉字的转换*/

switch(a[i])

{

case '0': printf("%s",p[0]); break;

case '1': printf("%s",p[1]); break;

case '2': printf("%s",p[2]); break;

case '3': printf("%s",p[3]); break;

case '4': printf("%s",p[4]); break;

case '5': printf("%s",p[5]); break;

case '6': printf("%s",p[6]); break;

case '7': printf("%s",p[7]); break;

case '8': printf("%s",p[8]); break;

case '9': printf("%s",p[9]); break;

default: printf("%s",p[0]); ; break;

}

/*输出对应的单位*/

switch(i)

{

case 0: printf("%s","角"); break;

case 1: printf("%s","分"); break;

case 2: printf("%s","厘"); break;

case 3: printf("%s","毫"); break;

default:; break;

}

}

}

int main(void)

{

char Number[128];/* 用来存放用户输入的数字 */

char Interger[64], Decimal[64];/* 分别存放输入数的整数和小数部分 */

int lenI,lenD;/* 分别记录整数和小数部分的长度 */

int i,j;

puts("*************************************");

puts("* This is a print program *");

puts("* used in a bank *");

puts("*************************************");

puts("please input the money:");

gets(Number);

i=0;j=0;

/* 处理输入的数的整数部分 */

while((Number[i]!= '/0') && (Number[i]!= '.' )&& (Number[i] >= '0') && (Number[i] <= '9'))

{

Interger[i]=Number[i];

i++;

}

lenI = i;

if(Number[i]== '.')

{

i++;

/*处理输入的数的小数部分*/

while(Number[i]!= '/0' && Number[i] >= '0' && Number[i] <= '9')

{

Decimal[j++]=Number[i++];

}

/* 精确到小数点后4位数 */

if((j >= 4 )&& (Decimal[4] > '5'))

{

Decimal[3]+=1;/* 进行4舍五入操作 */

Decimal[4] = '/0';

}

}

if(j >= 4)

lenD = 4;

else

lenD = j;

PrintInterger(Interger, lenI);

PrintDecimal(Decimal,lenD);

printf("\n");

return 0;

}