Submission #14083

#TimeUsernameProblemLanguageResultExecution timeMemory
14083gs13068볼질 (OJUZ10_ballparade)C++98
100 / 100
7 ms1084 KiB
#include<cstdio>

int main()
{
	int i,n,r=0;
	int w,x,y,z;
	scanf("%d",&n);
	w=x=y=z=0;
	while(n--)
	{
        scanf("%d",&i);
        if(i==1)
		{
			w++;
			if(w==4)
			{
                w=0;
                x++;
                if(x>1)
				{
					y++;
					x--;
				}
				if(y>1)
				{
					z++;
					y--;
				}
				if(z>1)
				{
					r++;
					z--;
				}
			}
		}
		if(i==2)
		{
			w=0;
			x++;
			if(x>1)
			{
				y++;
				x--;
			}
			if(y>1)
			{
				z++;
				y--;
			}
			if(z>1)
			{
				r++;
				z--;
			}
		}
		if(i==3)
		{
			w++;
            r+=z;
            z=y;
            y=x;
            x=0;
            if(w==4)
			{
                w=0;
                x++;
                if(x>1)
				{
					y++;
					x--;
				}
				if(y>1)
				{
					z++;
					y--;
				}
				if(z>1)
				{
					r++;
					z--;
				}
			}
		}
	}
	printf("%d",r);
}
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