LTQO757MZC7ZR4SN4HC2O3MJA5SKQP4GJZ2QU4PEEEWDLJHKAS3AC
NSVZE7IGPMVKRMPDGLTWXU7DJIKWB5YJRD5KYVRHG4LHBQZMHRMQC
5G7WRBMWKG6DMCOHE6WQHTYZACUHO2UPBZRWN72CFH7P45NN5E7QC
ca = "commit -a";
ca = "commit --amend";