Codeforces Round #822 (Div. 2) 1734B - Bright, Nice, Brilliant Solution

 

Problem Link: https://codeforces.com/problemset/problem/1734/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 n, i, j, t;
11. cin >> t;
12. while (t--) {
13. cin >> n;
14. for (int i = 1; i <= n; i++) {
15. for (int j = 1; j <= i; j++) {
16. if (j == 1 || j == i)
17. cout << "1 ";
18. else
19. cout << "0 ";
20. }
21. }
22. cout << endl;
23. }
24. }