Submission #6610059


Source Code Expand

#include <iostream>
#include <algorithm>
#include <vector>
#include <string>
#include <math.h>
using namespace std;
typedef long long int ll;

int r,n,m;

double Pytha(int k){
	if(k<=0||k>=n) return 0;
	double h=r-2.0*r*k/n;
	return sqrt(1.0*r*r-h*h)*2;
}

int main(){
	cin >> r >> n >> m;
	double ans=0;
	for(int i=1;i<=n+m-1;i++){
		ans+=max(Pytha(i),Pytha(i-m));
	}
	printf("%.8f\n",ans);
}

Submission Info

Submission Time
Task B - ステップカット
User KKT89
Language C++14 (GCC 5.4.1)
Score 200
Code Size 416 Byte
Status AC
Exec Time 3 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 200 / 200
Status
AC × 3
AC × 16
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt, 00_example_03.txt
All 00_example_01.txt, 00_example_02.txt, 00_example_03.txt, 10_rand_01.txt, 10_rand_02.txt, 10_rand_03.txt, 10_rand_04.txt, 10_rand_05.txt, 10_rand_06.txt, 10_rand_07.txt, 10_rand_08.txt, 20_hand_01.txt, 20_hand_02.txt, 20_hand_03.txt, 20_hand_04.txt, 20_hand_05.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 1 ms 256 KB
00_example_02.txt AC 1 ms 256 KB
00_example_03.txt AC 3 ms 256 KB
10_rand_01.txt AC 1 ms 256 KB
10_rand_02.txt AC 1 ms 256 KB
10_rand_03.txt AC 2 ms 256 KB
10_rand_04.txt AC 1 ms 256 KB
10_rand_05.txt AC 1 ms 256 KB
10_rand_06.txt AC 1 ms 256 KB
10_rand_07.txt AC 2 ms 256 KB
10_rand_08.txt AC 1 ms 256 KB
20_hand_01.txt AC 3 ms 256 KB
20_hand_02.txt AC 3 ms 256 KB
20_hand_03.txt AC 3 ms 256 KB
20_hand_04.txt AC 1 ms 256 KB
20_hand_05.txt AC 1 ms 256 KB