#include
#include
using namespace std;
int main()
{
string S;
cin >> S;
int Mass[52];
for (int i = 0; i < 52; i++)
{
Mass[i] = 0;
}
for (int i = 0; i < S.length(); i++)
{
char c = S[i];
if (c >= 'a'&&c <= 'z')<br> {
Mass[(int)(c-'a')*2]++;
} else if (c >= 'A'&&c <= 'Z'){<br> Mass[(int)(c-'A')*2+1]++;
}
}
for (int i = 0; i < 52; i++)
{
for (int j = 0; j < Mass[i]; j++)
{
cout << (i % 2 == 0?(char)(i/2+'a'):(char)(i/2+'A'));<br> }
}
return 0;
}
Пример работы программы:
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aaaAAAAbbbbbbBddDDDfffffFFFFFggggGGGGhhhhhhhHHHHHHiiiIIIIIjjjjjjjjjjjJJJJJJJkkkkkkkkkKKKKKKKKllllllLLLLLLLLLLLnnNNoOsssSSSUUvvVVwXyYY