#include <bits/stdc++.h>
using namespace std;
int main() {
int T,i;
char word[1000];
scanf("%d",&T);
char *str[10]={"zero","one","two","three","four","five","six","seven","eight","nine"};
int arr[10]={0,1,2,3,4,5,6,7,8,9};
while(T-->0) {
scanf("%s",word);
int minpos=0;
int count=0;
for(int i=0;i<=9;i++) {
count=0;
if(strlen(str[i])==strlen(word))
{
for(int j=0;j<strlen(word);j++)
{
if(word[j]!=str[i][j])
{
count++;
}
if(count>1)
{
count=0;
break;
}
}
if(count==1)
{
minpos=i;
break;
}
}
}
cout<<arr[minpos]<<endl;
}
return 0;
}
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