using nested loop display: A A B A B C A B C D

Answer 1

int i;
char c;
for (i = 0; i <= 3; i++) {
for (c = 'A'; c <= 'A'+i; c++) {
cout << c << " ";
}
cout << endl;
}

Answer 2

hi zen..
top 5 at javascript sololearn :3

Answer 3

thanks a lot buddy