#include  <iostream>
#include  <stdio.h>

int main()
{
    char a[3];
    char b[4];
    const char* p = "aaaaaaaaaaaaaaaaaa bbbbbb";
    sscanf(p, "%2s%*[^ ] %3s", a, b);
    std::cout << a << std::endl;
    std::cout << b << std::endl;
    return 0;
}