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Copy pathconverter.cpp
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358 lines (333 loc) · 10.7 KB
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#include <iostream>
#include <cmath>
#include <string>
using namespace std;
int decimalToBinary(int decimal) {
int binary = 0;
int placeValue = 1;
int temp = decimal;
while (temp > 0) {
int remainder = temp % 2;
binary = binary + (remainder * placeValue);
placeValue *= 10;
temp = temp / 2;
}
return binary;
}
int binaryToDecimal(int binary) {
int decimal = 0;
int power = 0;
int temp = binary;
while (temp > 0) {
int digit = temp % 10;
decimal = decimal + (digit * pow(2, power));
power++;
temp = temp / 10;
}
return decimal;
}
void hexadecimalToBinary(string hex, char* binary) {
int len = hex.length();
int binaryIndex = 0;
for (int i = 0; i < len; i++) {
char c = toupper(hex[i]);
switch (c) {
case '0':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case '1':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case '2':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case '3':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
case '4':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case '5':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case '6':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case '7':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
case '8':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case '9':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case 'A':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case 'B':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
case 'C':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case 'D':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case 'E':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case 'F':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
}
}
binary[binaryIndex] = '\0';
int start = 0;
while (binary[start] == '0' && binary[start + 1] != '\0') {
start++;
}
if (start > 0) {
int i = 0;
while (binary[start + i] != '\0') {
binary[i] = binary[start + i];
i++;
}
binary[i] = '\0';
}
}
void binaryToHexadecimal(string binary, char* hex) {
int len = binary.length();
int hexIndex = 0;
int pos = len - 1;
while (pos >= 0) {
int value = 0;
int power = 1;
for (int i = 0; i < 4 && pos >= 0; i++) {
if (binary[pos] == '1') {
value += power;
}
power *= 2;
pos--;
}
if (value < 10) {
hex[hexIndex++] = '0' + value;
} else {
hex[hexIndex++] = 'A' + (value - 10);
}
}
hex[hexIndex] = '\0';
for (int i = 0; i < hexIndex / 2; i++) {
char temp = hex[i];
hex[i] = hex[hexIndex - 1 - i];
hex[hexIndex - 1 - i] = temp;
}
}
void octalToBinary(string octal, char* binary) {
int len = octal.length();
int binaryIndex = 0;
for (int i = 0; i < len; i++) {
char c = octal[i];
switch (c) {
case '0':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case '1':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case '2':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case '3':
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
case '4':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '0';
break;
case '5':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
binary[binaryIndex++] = '1';
break;
case '6':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '0';
break;
case '7':
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
binary[binaryIndex++] = '1';
break;
}
}
binary[binaryIndex] = '\0';
int start = 0;
while (binary[start] == '0' && binary[start + 1] != '\0') {
start++;
}
if (start > 0) {
int i = 0;
while (binary[start + i] != '\0') {
binary[i] = binary[start + i];
i++;
}
binary[i] = '\0';
}
}
void binaryToOctal(string binary, char* octal) {
int len = binary.length();
int octalIndex = 0;
int pos = len - 1;
while (pos >= 0) {
int value = 0;
int power = 1;
for (int i = 0; i < 3 && pos >= 0; i++) {
if (binary[pos] == '1') {
value += power;
}
power *= 2;
pos--;
}
octal[octalIndex++] = '0' + value;
}
octal[octalIndex] = '\0';
for (int i = 0; i < octalIndex / 2; i++) {
char temp = octal[i];
octal[i] = octal[octalIndex - 1 - i];
octal[octalIndex - 1 - i] = temp;
}
}
int main() {
int choice = 0;
while (choice != 7) {
cout << "1. Convert Decimal to Binary" << endl;
cout << "2. Convert Binary to Decimal" << endl;
cout << "3. Convert Hexadecimal to Binary" << endl;
cout << "4. Convert Binary to Hexadecimal" << endl;
cout << "5. Convert Octal to Binary" << endl;
cout << "6. Convert Binary to Octal" << endl;
cout << "7. Exit" << endl;
cout << "Please enter your choice (1-7): ";
cin >> choice;
switch (choice) {
case 1: {
int number;
cout << "\nEnter a decimal number: ";
cin >> number;
cout << "Binary equivalent: " << decimalToBinary(number) << endl;
break;
}
case 2: {
int number;
cout << "\nEnter a binary number: ";
cin >> number;
cout << "Decimal equivalent: " << binaryToDecimal(number) << endl;
break;
}
case 3: {
string hex;
char binary[100];
cout << "\nEnter a hexadecimal number (up to 8 digits): ";
cin >> hex;
if (hex.length() > 8) {
cout << "Hexadecimal number exceeds 8 digits limit!" << endl;
} else {
hexadecimalToBinary(hex, binary);
cout << "Binary equivalent: " << binary << endl;
}
break;
}
case 4: {
string binary;
char hex[20];
cout << "\nEnter a binary number: ";
cin >> binary;
binaryToHexadecimal(binary, hex);
cout << "Hexadecimal equivalent: " << hex << endl;
break;
}
case 5: {
string octal;
char binary[100];
cout << "\nEnter an octal number: ";
cin >> octal;
octalToBinary(octal, binary);
cout << "Binary equivalent: " << binary << endl;
break;
}
case 6: {
string binary;
char octal[20];
cout << "\nEnter a binary number: ";
cin >> binary;
binaryToOctal(binary, octal);
cout << "Octal equivalent: " << octal << endl;
break;
}
case 7:
break;
default:
cout << "Invalid choice! Please enter a number between 1 and 7." << endl;
break;
}
}
}