#include
main()
{
int n, c, k, num = 1;
clrscr();
printf("Enter the number of rows:");
scanf("%d", &n);
for ( c = 1 ; c <= n ; c++ )
{
for ( k = 1 ; k <= c ; k++ )
{
printf("%d", num);
if ( num == 0 )
num = 1;
else
num = 0;
}
printf("\n");
}
getch();
return 0;
}
-------------------------------
output:-
Enter the number of rows:5
1
01
010
1010
10101
No comments:
Post a Comment