Submission #1305749

#	Time	Username	Problem	Language	Result	Execution time	Memory
1305749		DJ035	보도블록 (KOI11_block)	C++20	0 / 100	0 ms	332 KiB

Main

#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=1;i<=m;i++)
			{
				if(i&1)printf("1 %d 1\n1 %d 0\n",i,i);
				else printf("1 %d 0\n1 %d 1\n",i,i);
			}
			for(i=m;i>=1;i--)
			{
				if(i&1)for(j=n;j>=2;j--)printf("%d %d 1\n%d %d 0\n",j,i,j,i);
				else for(j=2;j<=n;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);
			}
		}
	}
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:6:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |         scanf("%d%d",&n,&m);
      |         ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 0 / 100