C++ Programming Code Examples C++ > Conversions Code Examples C++ program to Convert Decimal to Hexadecimal C++ program to Convert Decimal to Hexadecimal Decimal number have base 10 and Hexadecimal number have base 16. #include<iostream.h> #include<conio.h> void main() { int num,rem[20],hex=0,i=0,j; clrscr(); cout<<"Enter any Number: "; cin>>num; while(num>0) { rem[i] = num % 16; num = num / 16; i++; } cout<<"Hexadecimal number : "; for(j = i - 1 ; j > = 0 ; j--) { switch(rem[j]) { case 10: cout<<"A"; break; case 11: cout<<"B"; break; case 12: cout<<"C"; break; case 13: cout<<"D"; break; case 14: cout<<"E"; break; case 15: cout<<"F"; break; default : cout<<rem[j]; } } getch(); }
