e = b'fm`e97mns\020U:\362\333\032W\352^zm\t\372J\304\023s\006uE\201\030\3537\323\201\375\205\033\020\232\252U[' \
    b'\227\350\272m\203q\024\000\266\325\007\177\310\226\220\364\016\344m\352\333\331\245o\302.'

f = {}
with open('in.txt') as file:
    for line in file.readlines():
        data = list(map(str.strip, line.split()))
        a, b = list(map(int, data))
        f[a] = b

answ = []
for i in range(len(e)):
    c = e[i]
    val = f[i] % 256
    res = c ^ val
    answ.append(res)

print(''.join(map(chr, answ)))