VJ 两只脑斧 签到题
#include <stdio.h>
#include <string.h>
int main()
{
int i, len, n;
char re[105], ch[5];
char a[10] = {'0', 'E', 'I', 'E', 'I', 'E', 'I', 'I'};
scanf("%d", &n);
for(i=0;i<n;i++)
{
scanf("%s", ch);
len = strlen(ch);
if(strcmp(ch, "0")==0) re[i] = 'X';
else if(len<=2) re[i] = a[ch[0]-'0'];
else re[i] = 'E';
}
for(i=0;i<n;i++)
{
if(i==n-1) printf("%c\n", re[i]);
else printf("%c", re[i]);
}
return 0;
}