How to create a Set of Numbers from 1 to N in C++


How to create a Set of Numbers from 1 to N in C++ ?

Answer

To create a set of numbers from 1 to N in C++, you can use a loop to add elements to a set.



✐ Examples

1 Create a Set of Numbers from 1 to 5

In this example,

  1. We define a set numberSet to store the numbers from 1 to 5.
  2. We use a for loop to iterate from 1 to 5 and add each number to the set.

C++ Program

#include <iostream>
#include <set>

int main() {
    std::set<int> numberSet;
    for (int i = 1; i <= 5; ++i) {
        numberSet.insert(i);
    }

    std::cout << "Set of numbers from 1 to 5:\n";
    for (int num : numberSet) {
        std::cout << num << ' ';
    }

    return 0;
}

Output

Set of numbers from 1 to 5:
1 2 3 4 5 

2 Create a Set of Numbers from 1 to 10

In this example,

  1. We define a set numberSet to store the numbers from 1 to 10.
  2. We use a for loop to iterate from 1 to 10 and add each number to the set.

C++ Program

#include <iostream>
#include <set>

int main() {
    std::set<int> numberSet;
    for (int i = 1; i <= 10; ++i) {
        numberSet.insert(i);
    }

    std::cout << "Set of numbers from 1 to 10:\n";
    for (int num : numberSet) {
        std::cout << num << ' ';
    }

    return 0;
}

Output

Set of numbers from 1 to 10:
1 2 3 4 5 6 7 8 9 10 

Summary

In this tutorial, we learned How to create a Set of Numbers from 1 to N in C++ language with well detailed examples.




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  2. How to Initialize a Set in C++ ?
  3. How to Get Length of a Set in C++ ?
  4. How to create a Set of size N in C++ ?
  5. How to create a Set of Numbers from 1 to N in C++ ?
  6. How to create a Set of integers in C++ ?
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  9. How to get a Random Item in a Set in C++ ?
  10. How to Iterate Over a Set in C++ ?
  11. How to check if a Set is Empty in C++ ?
  12. How to check if a Set is Not Empty in C++ ?
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  14. How to check if a Specific Item is present in the Set in C++ ?
  15. How to check if a Set contains all the items of Another Set in C++ ?
  16. How to Sort Items of a Set in C++ ?
  17. How to Copy a Set in C++ ?
  18. How to add an Item to a Set in C++ ?
  19. How to find Union of Two Sets in C++ ?
  20. How to find Intersection of Two Sets in C++ ?
  21. How to check if Two Sets are Equal in C++ ?
  22. How to Convert a Set of Integers to a Set of Strings in C++ ?
  23. How to Convert a Set of Strings to a Set of Integers in C++ ?
  24. How to Convert a Set of Floats to a Set of Strings in C++ ?
  25. How to Filter Items of a Set based on a Condition in C++ ?
  26. How to Remove Specific Item from a Set in C++ ?
  27. How to Remove Items from Set based on a Condition in C++ ?
  28. How to create a Set of Sets in C++ ?