1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #include <iostream> #include <cstring> bool isPalindrome(const char* s, int low, int high){ if(high <= low) return true; if(s[low] != s[high]) return false; return isPalindrome(s,low+1,high-1); } int main () { char* cstring = {"otto"}; std::cout << (isPalindrome(cstring,0,strlen(cstring)-1) ? "True" : "False"); return 0; } |