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» pattern solution using c language--programming_info-problem 13
Pattern 1
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3 2
4 5 6
10 9 8 7
11 12 13 14 15
21 20 19 18 17 16
#include<stdio.h>
int main()
{
int i,j,k,l,n;
scanf("%d",&n);
for(k=i=1;i<=n;i++)
{
l=k+i-1;
for(j=1;j<=i;j++)
{
if(i%2==1)
printf("%d ",k);
else
printf("%d ",l);
k++;
l--;
}
printf("\n");
}
return 0;
}
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