How Do You Find the Missing Number in Magic Squares?
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Write an efficient code to find the missing integer. Recommended: Please solve it on “ PRACTICE ” first, before moving on to the solution. 1. Get the sum of numbers which is total = n* (n+1)/2 2. Subtract all the numbers from sum and you will get the missing number // This code is contributed by Ajit. There can be overflow if n is large.
How to print the missing number in Excel?
Print the missing number as a sum. 1 Create a variable sum = 1 to which will store the missing number and a counter c = 2. 2 Traverse the array from start to end. 3 Update the value of sum as sum = sum – array [i] + c and update c as c++. 4 Print the missing number as a sum.