Find number abcIf c07c9 - bb5aa = 292b6 find number abc. Multiple solutions may exist.
Correct answers: 22
The first user who solved this task is Djordje Timotijevic.
Dial 911In 1968, the first telephone system in the U.S. to use 911 as the universal emergency services telephone number was inaugurated in Haleyville, Alabama.