Write a program that checks whether there are duplicated numbers within the input numbers in C++.

QI/ Write a program in c++ which read a sequence of 20 numbers and compute their sum when the sum>= 500 the program must print the sum and stop even if not all numbers are read?

True or false, and briefly explain your responses on the following questions: When the transmitter and receiver window widths are both one, the alternating-bit protocol is equivalent to the SR protocol.

Write a program in C or C++ that converts decimal numbers to binary, hexadecimal, and BCD. You are not allowed to use library functions to do conversion. The output should look as follows. Send the output to a file and upload it along with your source file. DECIMAL BINARY              HEXDECIMAL             BCD 0                  0000 0000             00                                    0000 0000 0000 1                  0000 0001             01                                    0000 0000 0001 2                  0000 0010             02                                    0000 0000 0010 .                   .                             .                                       . .                   .                             .                                       . 255              1111 1111             FF                                   0010 0101 0101