제출 #4915

#제출 시각아이디문제언어결과실행 시간메모리
4915gs13068보도블록 (KOI11_block)C++98
13.20 / 22
0 ms1088 KiB
#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=m;i>=1;i--)printf("1 %d 1\n1 %d 0\n",i,i);
			for(i=1;i<=m;i++)
			{
				if(i&1)for(j=2;j<=n;j++)printf("%d %d 0\n%d %d 1\n",j,i,j,i);
				else for(j=n;j>=2;j--)
				{
					if(j&1)printf("%d %d 1\n%d %d 0\n",j,i,j,i);
					else printf("%d %d 0\n%d %d 1\n",j,i,j,i);
				}
			}
		}
	}
	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=2;j<=m;j++)printf("%d %d 0\n%d %d 1\n",i,j,i,j);
			else for(j=m;j>=2;j--)
			{
				if(j&1)printf("%d %d 1\n%d %d 0\n",i,j,i,j);
				else printf("%d %d 0\n%d %d 1\n",i,j,i,j);
			}
		}
	}
}
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