#include <iostream>

#include <string.h>
using namespace std;

int main ()
{
	int flag[7],len,i;
	int num[20];
	char a[20];
while(cin.getline(a,20))
	{
		len=strlen(a);
		memset(flag,0,sizeof(flag));
		memset(num,0,sizeof(num));
		for (i=0;i<len;i++)
		{
			if (a[i]=='B'||a[i]=='F'||a[i]=='P'||a[i]=='V')
			{if (flag[1]==0) {num[i]=1;flag[1]=1;}else continue;}
		
			if (a[i]=='C'||a[i]=='G'||a[i]=='J'||a[i]=='K'||a[i]=='Q'||a[i]=='X'||a[i]=='S'||a[i]=='Z')
			{if (flag[2]==0) {num[i]=2;flag[2]=1;}else continue;}
		
			if (a[i]=='D'||a[i]=='T')
			{if (flag[3]==0) {num[i]=3;flag[3]=1;}else continue;}

			if (a[i]=='L')
			{if (flag[4]==0) {num[i]=4;flag[4]=1;}else continue;}

			if (a[i]=='M'||a[i]=='N')
			{if (flag[5]==0) {num[i]=5;flag[5]=1;}else continue;}

			if (a[i]=='R')
			{if (flag[6]==0) {num[i]=6;flag[6]=1;}else continue;}

			if (a[i]=='A'||a[i]=='E'||a[i]=='I'||a[i]=='O'||a[i]=='U'||a[i]=='H'||a[i]=='W'||a[i]=='Y')
			{memset(flag,0,sizeof(flag));continue;}
		}

		for (i=0;i<len;i++)
		{
			if (num[i]!=0) {cout<<num[i];} else continue;
		}
		cout<<endl;

	}
return 0;

}

枚举，烦是烦了。。但觉得想法没错啊。。