oj.uz

Submission #4771

# Submission time Handle Problem Language Result Execution time Memory
4771 2014-01-01T09:55:27 Z gs13068 Experiments with Gorlum (IZhO13_expgorl) C++
75 / 100
 32 ms 1188 KB 
#include<cstdio>
#include<cmath>
#include<cstring>

char str[10002];
int x[10000];
int y[10000];

inline long double dist(int x,int y)
{
	return sqrtl(1LL*x*x+1LL*y*y);
}

int main()
{
	int a,b,c,d;
	int i,j,n,k;
	int l,r,t1,t2;
	long double min=1.0E6,max=0.0,temp;
	scanf("%d%s%d%d%d%d",&k,str+1,&a,&b,&c,&d);
	n=strlen(str+1);
	x[0]=c-a;
	y[0]=d-b;
	for(i=1;i<=n;i++)
	{
		x[i]=x[i-1];
		y[i]=y[i-1];
		switch(str[i])
		{
		case 'L':
			x[i]--;
			break;
		case 'R':
			x[i]++;
			break;
		case 'F':
			y[i]++;
			break;
		case 'B':
			y[i]--;
			break;
		}
	}
	for(i=0;i<=n;i++)
	{
		l=0;
		r=k-1;
		while(r-l>10)
		{
			t1=(2*l+r)/3;
			t2=(l+2*r)/3;
			if(dist(x[i]+(x[n]-x[0])*t1,y[i]+(y[n]-y[0])*t1)>dist(x[i]+(x[n]-x[0])*t2,y[i]+(y[n]-y[0])*t2))
				l=t1;
			else
				r=t2;
		}
		for(j=(l-100>0?l-100:0);j<(r+100<k?r+100:k);j++)
		{
			temp=dist(x[i]+(x[n]-x[0])*j,y[i]+(y[n]-y[0])*j);
			if(temp<min)min=temp;
		}
		temp=dist(x[i],y[i]);
		if(temp>max)max=temp;
		temp=dist(x[i]+(x[n]-x[0])*(k-1),y[i]+(y[n]-y[0])*(k-1));
		if(temp>max)max=temp;
	}
	printf("%.20Lf %.20Lf",min,max);
}

Subtask #1
75.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1188 KB Output is correct
2 Correct 4 ms 1188 KB Output is correct
3 Correct 4 ms 1188 KB Output is correct
4 Correct 4 ms 1188 KB Output is correct
5 Correct 4 ms 1188 KB Output is correct
6 Correct 4 ms 1188 KB Output is correct
7 Correct 4 ms 1188 KB Output is correct
8 Correct 4 ms 1188 KB Output is correct
9 Correct 16 ms 1188 KB Output is correct
10 Correct 24 ms 1188 KB Output is correct
11 Correct 12 ms 1188 KB Output is correct
12 Correct 32 ms 1188 KB Output is correct
13 Correct 28 ms 1188 KB Output is correct
14 Correct 24 ms 1188 KB Output is correct
15 Correct 24 ms 1188 KB Output is correct
16 Incorrect 20 ms 1188 KB Output isn't correct
17 Incorrect 20 ms 1188 KB Output isn't correct
18 Incorrect 20 ms 1188 KB Output isn't correct
19 Incorrect 20 ms 1188 KB Output isn't correct
20 Incorrect 20 ms 1188 KB Output isn't correct