rendered paste body#include <iostream>#include <ctime>using namespace std;int length = 4;char chars[] = "abcdefghijklmnopqrstuvwxyz";char * brute_str = new char[length + 1];void brute(int length){ if(length > 0) length--; int chlen = strlen(chars); for(int i=0;i<chlen;i++){ brute_str[length] = chars[i]; if(length == 0) cout << brute_str << endl; if(length > 0) brute(length); }}int main(){ time_t start_time,end_time; brute_str[length] = '\0'; time(&start_time); brute(length); time(&end_time); cout << end_time - start_time; cin.clear(); cin.get(); return 0;}