#include <iostream>
#include <math.h>
#include <string.h>
using namespace std;
int main()
{
cout << " Xuat ra man Hinh 26 dong tu A->Z ,VD: \n A\n BB\n CCC\n ...\n\n";
//char a = 'A'; //64
for (int j = 65; j <= 65+25; j++) // j chay (1:26)
{
cout << "\n";
for (int i = 1; i <= j-64; i++)
{
cout << char(j);
}
}
return 0;
}
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