# your code goes here
import sys
dna=sys.stdin.read().strip()
complement = dna.translate(dna.maketrans("ATCG", "TAGC"))
print(complement) # your code goes here
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmltcG9ydCBzeXMKCmRuYT1zeXMuc3RkaW4ucmVhZCgpLnN0cmlwKCkKY29tcGxlbWVudCA9IGRuYS50cmFuc2xhdGUoZG5hLm1ha2V0cmFucygiQVRDRyIsICJUQUdDIikpCnByaW50KGNvbXBsZW1lbnQpICMgeW91ciBjb2RlIGdvZXMgaGVyZQ==
QVRDVFRUR0NUQVRBVENUQUFDQUdHR1RHQUFBQ0FUR0NHQUdUQUdHR1RUVENDQ1RUQUNUR0FHR0dHQUdUVENHR1RUQVRBR1RDQUNUQ0FBQUdDQVRDQ0dHR0NHVENHVEdHQUNUQUdUQUNDVENHQUNBR0FHQ0FDVEFBQUNBQ0dUQ0FBQUNHVENUVEdDR0FBVENDVENDR0FHR0FUQ0dHR0FDQUNBVFRHQUdHQ1RBR0FUQUdUQUNDQUdBQUNDVEdHR0NUVFRHQUdUVEdUR1RBVFRHVEdBQ0dHQ0dHR0dBVEFDR0dHR0dHQUFBQ0FUVFRHVEdBQ1RHQ0FDR0FHR0FBVEFUR0FUQUdHR0NBQUFHVEdBQ0NDQ1RDQUFBQ1RUQUFBVENDQUdHQUNBQ0FHQ0NBQ0FHR0NBVENUR1RDR0FBQ0FHQVRHR0dDR0dBVEdUQ0dDQVRDQUFUR0NUQ0dDR0dBVFRBVENHVEdHQ0dDQUdDVENDQ0FUQVRHQVRBVFRBR0dBR0FDVFRUQ1RDR0FHQ1RHQUFBQUFBQUdDR0NUVEFHQUdUR0NDR1RUQ0dHVENBR0dHQUdUR0NHQUNHVEFUQ0NHQUFBQ0FBQ1RBR1RBR1RBR0NHVENDQ0NBQ0dBQVRBR1RUVFRHVEdHQUdUQVRDQ0NBR0NHQUdDQVRHQ0dHQUNHVENHVFRHQUFBVEFBR0NBQUFDR0dHR0NHR0dHQUNHQVRUR0dBVFRBQUdBQ1RBQ1RHQUNUVFRUQ1RDR0NBQVRHR0dHQUdDVEdUQUFHQ0FDQUdBR0FHQVRUR1RBR1RDR0FUVEdHQUFDQ1RDR1RDVEFDR0FUR0FHVENUR0NUVFRHQ0FDVEdHVFRDVEdBVEFBR1RDVEdUVENHQ0NHVENBVENHR1RUQ1RHQ0FHR0NUVEdDR1RDQUNBVEdHQ0dHQ0NBQUNDQUdHQUNBR0FHQUFUVEFHVFRHQ1RBVENHVENDQ1RUQ0dUR0dBR0NUR0dDVENHQUdHR0NHQVRUVEdDQ0dBQ0dDR0NDR1RUR0dUQUNHQVRBQUdDVFRDQ0dUVFRUQVRDR1RBQ1RUQ0dHQUFDQUdBQ0FUVFRDQVRBVFRBVEFDVENDQ0dUQ0FHVEFHQ0FDQ0FBQ0FHVEdBVENBQUFUQ0dHR0dHVEdHQ0dHQUdUQUNDR0FBR0NBVEFBQUNUR1RBR1RBR0dUR0NUQ0dDQUNHR1RUVEFBVENHVEFUVFRHVENDQUNDQ1RHQVRUQUFHQ0dHR0NHR0dDQUFUQVRUVEc=
ATCTTTGCTATATCTAACAGGGTGAAACATGCGAGTAGGGTTTCCCTTACTGAGGGGAGTTCGGTTATAGTCACTCAAAGCATCCGGGCGTCGTGGACTAGTACCTCGACAGAGCACTAAACACGTCAAACGTCTTGCGAATCCTCCGAGGATCGGGACACATTGAGGCTAGATAGTACCAGAACCTGGGCTTTGAGTTGTGTATTGTGACGGCGGGGATACGGGGGGAAACATTTGTGACTGCACGAGGAATATGATAGGGCAAAGTGACCCCTCAAACTTAAATCCAGGACACAGCCACAGGCATCTGTCGAACAGATGGGCGGATGTCGCATCAATGCTCGCGGATTATCGTGGCGCAGCTCCCATATGATATTAGGAGACTTTCTCGAGCTGAAAAAAAGCGCTTAGAGTGCCGTTCGGTCAGGGAGTGCGACGTATCCGAAACAACTAGTAGTAGCGTCCCCACGAATAGTTTTGTGGAGTATCCCAGCGAGCATGCGGACGTCGTTGAAATAAGCAAACGGGGCGGGGACGATTGGATTAAGACTACTGACTTTTCTCGCAATGGGGAGCTGTAAGCACAGAGAGATTGTAGTCGATTGGAACCTCGTCTACGATGAGTCTGCTTTGCACTGGTTCTGATAAGTCTGTTCGCCGTCATCGGTTCTGCAGGCTTGCGTCACATGGCGGCCAACCAGGACAGAGAATTAGTTGCTATCGTCCCTTCGTGGAGCTGGCTCGAGGGCGATTTGCCGACGCGCCGTTGGTACGATAAGCTTCCGTTTTATCGTACTTCGGAACAGACATTTCATATTATACTCCCGTCAGTAGCACCAACAGTGATCAAATCGGGGGTGGCGGAGTACCGAAGCATAAACTGTAGTAGGTGCTCGCACGGTTTAATCGTATTTGTCCACCCTGATTAAGCGGGCGGGCAATATTTG