运行起来时候应用程序错误。。。怎么办
#include<stdio.h>int main()
{
char a[5];
char *sum[200];
int n,i;
char *b[5]={"元","拾","佰","仟","万"};
char *c[10]={"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"};
gets(a);
n=strlen(a);
for(i=(n-1);i>=0;i--)
{
printf("%s%s",c[a[i]],b[i]);
}
}