字符数组

#include <stdio.h>
#include <iostream>

using namespace std;

int main()
{
    char s[20],buff[100];
    scanf("%s",s);
    int abc,de,x,y,z,flag=0,count=0;
    for(abc=111;abc<=999;abc++)
        for(de=11;de<=99;de++)
        {
            x=abc*(de/10);y=abc*(de%10);z=abc*de;
            sprintf(buff,"%d%d%d%d%d",abc,de,x,y,z);
            flag=1;
            for(int i=1;i<=strlen(buff);i++)
            {    
                if(strchr(s,buff[i])==NULL)
                    flag=0;
            }
        
                if(flag==1)
                {
                    printf("<%d>\n",++count);
                    printf("%5d\nX%4d\n-------\n%5d\n%4d\n-------\n%5d\n\n",abc,de,y,x,z);
                }
            

        }
  
    printf("the number is =%d\n",count);
    system("pause");
}