For this, we will divide the number by 10 to remove its last digit. Here for example the answer, we need only three digits and not the decimal part. CS501 Handouts PDF In C we know that the integer division truncates the decimal part to give the result in the whole numbers only.

# CS501 Handouts PDF

We will use integer division in our program and declare our variable for storing the number as an int data type. CS501 Handouts PDF We will divide the number. Thus we will get the number with the remaining three digits i.e. 123. Here is a point to be noted how can we deal with this new number.

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There are two ways, one is that we declare a new variable of type int and assign the value of this new number to it. CS501 Handouts PDF In this way, we have to declare more variables Which means that more memory is used.

The second way is to reuse the same variable (Where the number was previously stored). As we have seen before, we can redistribute. After this, we have to find the next digit.

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