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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	string s;
  7. 	char q='a';
  8. 	int n,k,i,j;
  9. 	cin >> n;
  10. 	for (i=0, k=n-1; i<n; i++, k--) {
  11. 		s=s+q;
  12. 		q++;
  13. 		cout << 'a';
  14. 		for (j=0; j<k; j++) cout << " ";
  15. 		cout << s << "\n";
  16. 	}
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin 
7
stdout 
a      a
a     ab
a    abc
a   abcd
a  abcde
a abcdef
aabcdefg
https://ideone.com/wivHI7
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
public

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