Submission #14121

#	Time	Username	Problem	Language	Result	Execution time	Memory
14121		gs13105	볼질 (OJUZ10_ballparade)	C++98	22 / 100	7 ms	1084 KiB

ballparade

#include <stdio.h>

int main()
{
	int s=0, r=0, c=0, n, a, i;
	scanf("%d", &n);
	for(i=0;i<n;i++)
	{
		scanf("%d", &a);
		if(a==1||a==3)
		{
			if(a==3)
				s<<=1;
			c++;
		}
		if(c==4||a==2)
		{
			c=0;
			s=s<<1|1;
			if(s&(1<<3))
				r++;
		}
	}
	printf("%d", r);
	return 0;
}

• Subtask 1: 22 / 22
• Subtask 2: 0 / 25
• Subtask 3: 0 / 53