Number Converter
Convert decimal number to binary, octal and hexadecimal.unknown
c_cpp
a year ago
1.4 kB
8
Indexable
#include <iostream> using namespace std; string hexa[16] = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F"}; string toBinary(int decimal) { int quotient = decimal; int remainder; string output; while (quotient > 0) { remainder = quotient % 2; quotient /= 2; output = to_string(remainder) + output; } return output; } string toOctal(int decimal) { int quotient = decimal; int remainder; string output; while (quotient > 0) { remainder = quotient % 8; quotient /= 8; output = to_string(remainder) + output; } return output; } string toHexadecimal(int decimal) { int quotient = decimal; int remainder; string output; while (quotient > 0) { remainder = quotient % 16; quotient /= 16; output = hexa[remainder] + output; } return output; } int main() { int decimal; char choice; do { cout << "Enter decimal number: "; cin >> decimal; if (decimal > 0) { cout << "Binary: " << toBinary(decimal) << endl; cout << "Octal: " << toOctal(decimal) << endl; cout << "Hexadecimal: " << toHexadecimal(decimal) << endl; cout << "\n-----------\n"; cout << "Convert again? [y]: "; cin >> choice; cout << "\n=====================\n\n"; if (tolower(choice) != 'y') break; } else { cout << "Invalid input!" << endl; } } while (true); return 0; }
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