Number Pattern2

1
2 3
4 5 6
7 8 9 10
11 12 13 14 15
16 17 18 19 20 21
22 23 24 25 26 27 28
29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45
46 47 48 49 50 51 52 53 54 55
56 57 58 59 60 61 62 63 64 65 66
67 68 69 70 71 72 73 74 75 76 77 78
79 80 81 82 83 84 85 86 87 88 89 90 91 
#include<stdio.h>
#include<conio.h>
void main()
{
int i,j,x;
clrscr();
x=1;
while(x<=12)
{
for(i=1;i<=79;)
{
for(j=i;j<i+x;j++)
{
printf("%d ",j);
}
printf("\n");
i=i+x;
x++;
}
}
getch();
}