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HIIT Open 2017

Start:2017-05-27 11:00:00
End:2017-05-27 16:00:00
 

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CSES - HIIT Open 2017 - Results
History
2017-05-27 11:35:08
2017-05-27 11:27:00
Task:Epic set
Sender:Game of Nolife
Submission time:2017-05-27 11:35:08
Language:C++
Status:READY
Result:ACCEPTED

Test results

testverdicttime (s)
#1ACCEPTED0.05 / 0.50details
#2ACCEPTED0.07 / 0.50details
#3ACCEPTED0.06 / 0.50details
#4ACCEPTED0.07 / 0.50details
#5ACCEPTED0.04 / 0.50details
#6ACCEPTED0.05 / 0.50details
#7ACCEPTED0.06 / 0.50details
#8ACCEPTED0.04 / 0.50details
#9ACCEPTED0.04 / 0.50details
#10ACCEPTED0.04 / 0.50details
#11ACCEPTED0.04 / 0.50details
#12ACCEPTED0.05 / 0.50details
#13ACCEPTED0.04 / 0.50details
#14ACCEPTED0.07 / 0.50details
#15ACCEPTED0.05 / 0.50details
#16ACCEPTED0.03 / 0.50details
#17ACCEPTED0.06 / 0.50details
#18ACCEPTED0.05 / 0.50details
#19ACCEPTED0.03 / 0.50details
#20ACCEPTED0.05 / 0.50details
#21ACCEPTED0.05 / 0.50details
#22ACCEPTED0.04 / 0.50details
#23ACCEPTED0.06 / 0.50details
#24ACCEPTED0.05 / 0.50details
#25ACCEPTED0.05 / 0.50details
#26ACCEPTED0.05 / 0.50details
#27ACCEPTED0.07 / 0.50details
#28ACCEPTED0.04 / 0.50details
#29ACCEPTED0.05 / 0.50details
#30ACCEPTED0.04 / 0.50details
#31ACCEPTED0.04 / 0.50details
#32ACCEPTED0.04 / 0.50details
#33ACCEPTED0.05 / 0.50details
#34ACCEPTED0.05 / 0.50details
#35ACCEPTED0.04 / 0.50details
#36ACCEPTED0.04 / 0.50details
#37ACCEPTED0.05 / 0.50details
#38ACCEPTED0.04 / 0.50details
#39ACCEPTED0.06 / 0.50details
#40ACCEPTED0.04 / 0.50details
#41ACCEPTED0.04 / 0.50details
#42ACCEPTED0.06 / 0.50details
#43ACCEPTED0.03 / 0.50details
#44ACCEPTED0.04 / 0.50details
#45ACCEPTED0.04 / 0.50details

Code

#include <bits/stdc++.h>
#define F first
#define S second
#define X real()
#define Y imag()
using namespace std;
typedef long long ll;
typedef long double ld;

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	ld a, b;
	cin >> a >> b;
	if (b == 4) {
		if (a == 3) {
			cout << 0 << "\n";
		} else {
			cout << "0.5\n";
		}
	} else if (b == 8) {
		if ((a <= 2)||(a ==4)) {
			cout <<  setprecision(15)  << (ld)1/(ld)3 << "\n";
		} else {
			cout << 0 << "\n";
		}
	} else {
		cout << setprecision(15) << (log(a + 1) - log(a))/log(b) << "\n";
	}
}

Test details

Test 1

Verdict: ACCEPTED

input
1 2
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correct output
1
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user output
1
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Test 2

Verdict: ACCEPTED

input
1 3
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correct output
0.630929754
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user output
0.630929753571457
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Test 3

Verdict: ACCEPTED

input
2 3
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correct output
0.369070246
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user output
0.369070246428543
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Test 4

Verdict: ACCEPTED

input
1 4
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correct output
0.5
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user output
0.5
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Test 5

Verdict: ACCEPTED

input
2 4
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correct output
0.5
view   save

user output
0.5
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Test 6

Verdict: ACCEPTED

input
3 4
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correct output
0
view   save

user output
0
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Test 7

Verdict: ACCEPTED

input
1 5
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correct output
0.430676558
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user output
0.430676558073393
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Test 8

Verdict: ACCEPTED

input
2 5
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correct output
0.251929636
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user output
0.251929636412592
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Test 9

Verdict: ACCEPTED

input
3 5
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correct output
0.178746922
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user output
0.178746921660801
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Test 10

Verdict: ACCEPTED

input
4 5
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correct output
0.138646884
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user output
0.138646883853214
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Test 11

Verdict: ACCEPTED

input
1 6
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correct output
0.386852807
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user output
0.386852807234542
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Test 12

Verdict: ACCEPTED

input
2 6
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correct output
0.226294386
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user output
0.226294385530917
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Test 13

Verdict: ACCEPTED

input
3 6
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correct output
0.160558422
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user output
0.160558421703625
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Test 14

Verdict: ACCEPTED

input
4 6
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correct output
0.124538787
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user output
0.124538787234844
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Test 15

Verdict: ACCEPTED

input
5 6
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correct output
0.101755598
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user output
0.101755598296073
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Test 16

Verdict: ACCEPTED

input
1 7
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correct output
0.356207187
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user output
0.356207187108022
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Test 17

Verdict: ACCEPTED

input
2 7
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correct output
0.208367847
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user output
0.208367846945557
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Test 18

Verdict: ACCEPTED

input
3 7
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correct output
0.147839340
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user output
0.147839340162465
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Test 19

Verdict: ACCEPTED

input
4 7
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correct output
0.114673101
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user output
0.114673101130872
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Test 20

Verdict: ACCEPTED

input
5 7
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correct output
0.093694746
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user output
0.0936947458146856
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Test 21

Verdict: ACCEPTED

input
6 7
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correct output
0.079217779
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user output
0.0792177788383982
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Test 22

Verdict: ACCEPTED

input
1 8
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correct output
0.333333333
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user output
0.333333333333333
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Test 23

Verdict: ACCEPTED

input
2 8
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correct output
0.333333333
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user output
0.333333333333333
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Test 24

Verdict: ACCEPTED

input
3 8
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correct output
0
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user output
0
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Test 25

Verdict: ACCEPTED

input
4 8
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correct output
0.333333333
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user output
0.333333333333333
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Test 26

Verdict: ACCEPTED

input
5 8
view   save

correct output
0
view   save

user output
0
view   save

Test 27

Verdict: ACCEPTED

input
6 8
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correct output
0
view   save

user output
0
view   save

Test 28

Verdict: ACCEPTED

input
7 8
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correct output
0
view   save

user output
0
view   save

Test 29

Verdict: ACCEPTED

input
1 9
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correct output
0.315464877
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user output
0.315464876785729
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Test 30

Verdict: ACCEPTED

input
2 9
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correct output
0.184535123
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user output
0.184535123214271
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Test 31

Verdict: ACCEPTED

input
3 9
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correct output
0.130929754
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user output
0.130929753571457
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Test 32

Verdict: ACCEPTED

input
4 9
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correct output
0.101557007
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user output
0.101557006787506
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Test 33

Verdict: ACCEPTED

input
5 9
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correct output
0.082978116
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user output
0.0829781164267651
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Test 34

Verdict: ACCEPTED

input
6 9
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correct output
0.070156998
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user output
0.0701569977949824
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Test 35

Verdict: ACCEPTED

input
7 9
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correct output
0.060772756
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user output
0.060772755776475
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Test 36

Verdict: ACCEPTED

input
8 9
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correct output
0.053605370
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user output
0.0536053696428138
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Test 37

Verdict: ACCEPTED

input
1 10
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correct output
0.301029996
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user output
0.301029995663981
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Test 38

Verdict: ACCEPTED

input
2 10
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correct output
0.176091259
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user output
0.176091259055681
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Test 39

Verdict: ACCEPTED

input
3 10
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correct output
0.124938737
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user output
0.1249387366083
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Test 40

Verdict: ACCEPTED

input
4 10
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correct output
0.096910013
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user output
0.0969100130080564
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Test 41

Verdict: ACCEPTED

input
5 10
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correct output
0.079181246
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user output
0.0791812460476248
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Test 42

Verdict: ACCEPTED

input
6 10
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correct output
0.066946790
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user output
0.0669467896306132
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Test 43

Verdict: ACCEPTED

input
7 10
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correct output
0.057991947
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user output
0.0579919469776868
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Test 44

Verdict: ACCEPTED

input
8 10
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correct output
0.051152522
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user output
0.0511525224473813
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Test 45

Verdict: ACCEPTED

input
9 10
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correct output
0.045757491
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user output
0.0457574905606751
view   save