大佬们康康我的代码哪里出错了>_<

#include<bits/stdc++.h>
using namespace std;
string a[10]={'0','one','two','three','four','five','six','seven','eight','nine'};
int main(){
	int n;
	scanf("%d",&n);
	if(n/10==0){
		printf("%s",a[i]);
	}
	return 0;
}