This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<cstdio>
int main()
{
	int i,j,n,m;
	scanf("%d%d",&n,&m);
	if(n&1)
	{
		if(m&1)
		{
		}
	}
	else
	{
		printf("%d\n",2*n*m);
		for(i=n;i>=1;i--)printf("%d 1 1\n%d 1 0\n",i,i);
		for(i=1;i<=n;i++)
		{
			if(i&1)for(j=m;j>=2;j--)
			{
				if(j&1)printf("%d %d 0\n%d %d 1\n",i,j,i,j);
				else printf("%d %d 1\n%d %d 0\n",i,j,i,j);
			}
			else for(j=2;j<=m;j++)printf("%d %d 0\n%d %d 1\n",i,j,i,j);
		}
	}
}
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