C > Beginners Lab Assignments Code Examples

Decimal to Binary, Octal and HEX converter

``` Decimal to Binary, Octal and HEX converter #include<stdio.h> #include<conio.h> #define MAX 79 #define ESC 27 void main() { char res,r; int i,k=0,y; long j=0,l=0,o=0; textcolor(15); for(i=0;i<5000;i++) cprintf(" "); while(1) { clrscr(); printf("Enter Any Number To Be Converted : "); scanf("%ld",&j); l=j; o=l; k=0; if(j>2145555550) { textcolor(4); gotoxy(15,5); cprintf("The Number Is Greater Than Range"); textcolor(15); getch(); goto end; } else { gotoxy(1,6); printf("Binary Equivalent:-"); y=MAX; while(j>0) { k=j%2; j=j/2; gotoxy(y,6); y--; printf("%d",k); } gotoxy(1,8); printf("Hexadecimal Equivalent:- "); y=MAX; while(l>0) { k=l%16; l=l/16; gotoxy(y,8); y--; if(k<=9) { printf("%d",k); } if(k==10) { printf("A"); } if(k==11) { printf("B"); } if(k==12) { printf("C"); } if(k==13) { printf("D"); } if(k==14) { printf("E"); } if(k==15) { printf("F"); } } gotoxy(1,10); printf("Octal Equivalent:- "); y=MAX; while(o>0) { k=o%8; o=o/8; gotoxy(y,10); y--; printf("%d",k); } } gotoxy(15,25); printf("Press Any Key To Continue , ESC To Exit"); res=getch(); if(res==ESC) { break; } } end: textcolor(7); for(i=0;i<5000;i++) cprintf(" "); clrscr(); } ```