"""
[11149: Decode the Message](https://www.acmicpc.net/problem/11149)
Tier: Bronze 1
Category: 구현, 문자열
"""
def solution():
for _ in range(int(input())):
l = input().split()
for i in l:
s = sum([ord(j) - 97 for j in i]) % 27
if s == 26:
print(end=" ")
else:
print(end=chr(s + 97))
print()
if __name__ == '__main__':
solution()