空间换时间

#include<stdio.h>
char arr[10][10]={"None","one","two","three","four","five","six","seven","eight","nine"};
int main(){
	int a,b;
	scanf("%d %d",&a,&b);
	a+b>=1&&a+b<=9 ? printf("%s",arr[a+b]) :printf("%s",arr[0]);
	return 0;
}