what is c nested loop clock funtion source code

[saadibaba]

#include<stdio.h>
#include<conio.h>
#include<dos.h>
void main(void)
{
int i,j,k;
gotoxy(40,12);
for(i=1;i<=12;i++)
{
for(j=0;j<=59;j++)
{
delay(90);
for(k=0;k<=59;k++)
clrscr();
printf("%d:%d:%d",i,j,k);
delay(90);
}
}
getch();

[Nepomuk]

Hi saadibaba and welcome to bytes.com!

What exactly is your question? It seems to have something to do with nested loops but that's pretty much all I can say for sure.
Also, when posting code please use [code]...[/code] tags - it makes code so much easier to read.