Codeforces Round #494 (Div. 3) 1003B - Binary String Constructing Solution

 Problem Link:  https://codeforces.com/problemset/problem/1003/B\

Solution in C++:

1. /// La ilaha illellahu muhammadur rasulullah
2. ///******Bismillahir-Rahmanir-Rahim******///
3. /// Abul Hasnat Tonmoy
4. /// Department of CSE,23rd batch
5. /// Islamic University,Bangladesh
6. ///**********ALLAH IS ALMIGHTY************///
7. #include <bits/stdc++.h>
8. using namespace std;
9. int main() {
10. int a, b, x;
11. cin >> a >> b >> x;
12. if (x % 2 == 0) {
13. if (a > b) {
14. for (int i = 0; i < x / 2; i++) cout << "01";
15. for (int i = 0; i < b - x / 2; i++) cout << "1";
16. for (int i = 0; i < a - x / 2; i++) cout << "0";
17. } else {
18. for (int i = 0; i < x / 2; i++) cout << "10";
19. for (int i = 0; i < a - x / 2; i++) cout << "0";
20. for (int i = 0; i < b - x / 2; i++) cout << "1";
21. }
22. } else {
23. if (a > b) {
24. for (int i = 0; i < x / 2; i++) cout << "01";
25. for (int i = 0; i < a - x / 2; i++) cout << "0";
26. for (int i = 0; i < b - x / 2; i++) cout << "1";
27. } else {
28. for (int i = 0; i < x / 2; i++) cout << "10";
29. for (int i = 0; i < b - x / 2; i++) cout << "1";
30. for (int i = 0; i < a - x / 2; i++) cout << "0";
31. }
32. }
33. }