In this problem, you will be provided with an integer input. You have to output a number made from the first and last digit of the input number. The ones part of the number should be the first digit and the tens part of the number should be the last digit of the input. Here you have to careful about the last digit. If the digit is zero, you have to take the second last digit and go on until you find a digit greater than zero.
You can assume that yu will get at least 2 non-zero digits in the input.
For example:
input: 4353636
output: 64
input: 123960
output: 61
Happy Coding!!!
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Last Solution submitted on Jan 30, 2026

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Matthew Bolyard 宣余 董济川 lidong

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