/* ++++++++++++++++++++++++ * ++ CHALLENGE ::08 ++ * ++ (Kiibo Ghayal) ++ * ++++++++++++++++++++++++ * This code prints a string in * the form of two 'DNA strands' * * If the input string consists * of an odd amount of characters, * a special formatting is used in * which the second 'DNA strand' * is both reversed and in capital * letters. However, if the input * string consists of an even * amount of numbers, this is not * done. * * ++++++++++++++++++++++++ * ++ Special formatting ++ * ++++++++++++++++++++++++ * * Special formatting can be turned * on by setting the value of s (line * 148): * * (+) Value of s = 0: OFF * (+) Value of s = 1: ON * (+) Value of s = -1: ON (mirrored) * * By default, special formatting * is OFF (i.e. s = 0)! * * ++++++++++++++++++++++++ * ++ Examples ++ * ++++++++++++++++++++++++ * * Example (1) * Input: 'kiibo' (special formatting ON) * *(Second strand reversed order!) * | * v * * k O * i B * i <---- For 3D * I b | effect! * K o | (alternating * O k | caps, in this * B i | case the * I <---- letter I/i) * b I * o K * k O * i B * i * I b * K o * O k * B i * I * b I * o K * k O * i B * i * I b * K o * * * Example (2) * Input: 'Kiibo' (special formatting OFF) * * K K * i i * i * b b * o o * K K * i i * i * b b * o o * K K * i i * i * b b * o o * K K * i i * i * b b * o o * K K * i i * i * b b * o o * * Example (3) * Input: 'test' * * t t * e e * s s * t t * t t * e e * s s * t t * t t * e e * s s * t t * t t * e e * s s * t t * ^ * | * (Note: no special formatting, * as string consists of an * even amount of characters) * * An 'unpacked' variant of the main * part of the code can be found * at the bottom of this file! * * Have fun! */ #include #include #include int main() { /* Obtain user input */ std::string input; getline(std::cin, input); /* Special formatting specification: * (+) Value of s = 0: OFF * (+) Value of s = 1: ON * (+) Value of s = -1: ON (mirrored) */ int s = 0; if(input.size()%2 == 0 && s == 1) { std::cout << "Special formatting was specified, but the input string has an even amount of characters. Turning special formatting off...\n\n"; s = 0; } /* Error handling */ if(input.empty()) { std::cout << "Error! No user input detected.\n"; return -1; } else if (!(s==0||s==1||s==-1)) { std::cout << "Error! Unspecified value for formatting parameter s.\n"; return -1; } /* - ACTUAL CODE BELOW - */ for(size_t k = 0; k < input.size(); ++k) for(size_t i = 0; i < input.size(); ++i) for(size_t j = 0; j < input.size()+1; ++j) { std::cout << ((i==j||i+j==input.size()-1)?(((j<=input.size()/2&&input.size()%2!=0)?std::string(""):std::string(" "))+((s==0||s==1)?input[i]:(char)toupper(input[input.size()-i-1]))):((j==input.size())?"\n":" ")); if(i==j||i+j==input.size()-1) s *= -1; // for formatting } /* - END OF ACTUAL CODE - */ return 0; } /***************************************/ /* For those of you interested, the */ /* 'unpacked' variant of the code is */ /* below. */ /***************************************/ // for(size_t k = 0; k < input.size(); ++k) { // for(size_t i = 0; i < input.size(); ++i) { // for(size_t j = 0; j < input.size()+1; ++j) { // if(i == j || i+j == input.size()-1) { // std::cout << " "; // if(s==0 || s==1) // std::cout << input[i]; // else // std::cout << (char) toupper(input[input.size() - i - 1]); // s *= -1; // } else if (j == input.size()) { // std::cout << "\n"; // } else { // std::cout << " "; // } // } // } // }

Challenge::08