#include <iostream>
#include <cstring>
using namespace std;
int i, j, len;
char s[50];
int main( ) {
cin >> s;
len = strlen(s);
for (i = 0; i < len; ++i) {
if (s[i] >= 'A' && s[i] <= 'Z') s[i] -= 'A' - 'a';
}
for (i = 0; i < len; ++i) {
if (s[i] < 'x') s[i] += 3; else s[i] += -23;
}
cout << s << '/';
for (j = 1; j < 4; j++) {
for (i = 0; i < len - j; i = i + j) {
s[i] = s[i + j];
}
}
cout << s << endl;
return 0;
} 输入：ABCDEFGuvwxyz
输出：1
