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6 days ago · Learn how to find the missing number from an array of integers in the range of [1, N] using various approaches. See examples, code snippets and time complexity analysis for each method.
- 6 min
Given an array of distinct numbers in the range [0, n], return the only number that is missing from the array. Learn how to solve this real interview question with examples and constraints.
- Missing Numbers 1-10
- Missing Numbers 1-20
- Missing Numbers 1-50
Let us write the series of counting numbers from 1 to 10with blanks and then fill in the missing numbers. 1, , 3, 4, 5, 6, , , 9, 10. As we can see above, there are some blanks in the series and the pattern being followed here is of counting numbers from 1 to 10. Let us count and then fill in the missing numbers. This helps us to memorize counting ...
Given below is a series of counting numbers from 1 to 20with blanks. Let us recall the counting and fill the missing numbers in the series. 1, , 3, 4, 5, 6, , , 9, 10, 11, , 13, , 15, 16, , , 19, 20. Answer: 1, 2, 3, 4, 5, 6, 7 , 8 , 9, 10, 11, 12, 13, 14 , 15, 16, 17 , 18 , 19, 20.
Let us now revise the counting numbers from 1 to 50using the missing numbers activity. Given below is a series of numbers from 1 to 50 with blanks. 1, , 3, 4, 5, 6, , , 9, 10, 11, , 13, , 15, 16, , , 19, 20, 21, 22, 23, , , 26, 27, , 29, , 31, , 33, 34, , 36, , , , 40, 41, 42, 43, 44, , 46, , 48, , 50. Let us now fill in the missing numbers. 1, 2, ...
Learn how to find the missing numbers in a sequence or a number line by using patterns and rules. See examples, video lesson and quiz on missing numbers.
- 5 min
May 1, 2021 · An example of a number sequence is 5, 9, 13, 17. To find the difference between each number, subtract one number from the number that comes after it. 9 – 5 = 4 and so, the common difference is 4. Each number in a sequence is called a term. To find the next term in the sequence, add 4 to 17 to make 21.
Solve calculations with blanks (?) using basic math operators and compare symbols. Find the missing digits, numbers or letters in puzzles, equations or cryptarithms.
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Learn how to find the missing numbers in a series or a sequence using logical and problem-solving skills. Vedantu provides NCERT solutions, quizzes, fun facts and more on missing numbers for maths students.