| Task: | Epic set |
| Sender: | Ace of Spades |
| Submission time: | 2017-05-27 14:05:47 +0300 |
| Language: | C++ |
| Status: | READY |
| Result: | ACCEPTED |
| test | verdict | time | |
|---|---|---|---|
| #1 | ACCEPTED | 0.05 s | details |
| #2 | ACCEPTED | 0.05 s | details |
| #3 | ACCEPTED | 0.04 s | details |
| #4 | ACCEPTED | 0.07 s | details |
| #5 | ACCEPTED | 0.05 s | details |
| #6 | ACCEPTED | 0.06 s | details |
| #7 | ACCEPTED | 0.07 s | details |
| #8 | ACCEPTED | 0.07 s | details |
| #9 | ACCEPTED | 0.04 s | details |
| #10 | ACCEPTED | 0.04 s | details |
| #11 | ACCEPTED | 0.07 s | details |
| #12 | ACCEPTED | 0.04 s | details |
| #13 | ACCEPTED | 0.06 s | details |
| #14 | ACCEPTED | 0.04 s | details |
| #15 | ACCEPTED | 0.04 s | details |
| #16 | ACCEPTED | 0.05 s | details |
| #17 | ACCEPTED | 0.04 s | details |
| #18 | ACCEPTED | 0.05 s | details |
| #19 | ACCEPTED | 0.04 s | details |
| #20 | ACCEPTED | 0.04 s | details |
| #21 | ACCEPTED | 0.05 s | details |
| #22 | ACCEPTED | 0.03 s | details |
| #23 | ACCEPTED | 0.04 s | details |
| #24 | ACCEPTED | 0.05 s | details |
| #25 | ACCEPTED | 0.04 s | details |
| #26 | ACCEPTED | 0.05 s | details |
| #27 | ACCEPTED | 0.06 s | details |
| #28 | ACCEPTED | 0.04 s | details |
| #29 | ACCEPTED | 0.05 s | details |
| #30 | ACCEPTED | 0.04 s | details |
| #31 | ACCEPTED | 0.04 s | details |
| #32 | ACCEPTED | 0.03 s | details |
| #33 | ACCEPTED | 0.06 s | details |
| #34 | ACCEPTED | 0.05 s | details |
| #35 | ACCEPTED | 0.04 s | details |
| #36 | ACCEPTED | 0.04 s | details |
| #37 | ACCEPTED | 0.05 s | details |
| #38 | ACCEPTED | 0.03 s | details |
| #39 | ACCEPTED | 0.06 s | details |
| #40 | ACCEPTED | 0.04 s | details |
| #41 | ACCEPTED | 0.04 s | details |
| #42 | ACCEPTED | 0.05 s | details |
| #43 | ACCEPTED | 0.05 s | details |
| #44 | ACCEPTED | 0.04 s | details |
| #45 | ACCEPTED | 0.05 s | details |
Code
#include<bits/stdc++.h>
using namespace std;
int main(void) {
cout << std::fixed << setprecision(12);
int64_t a, b;
cin >> a >> b;
if (b == 4) {
if (a <= 2) {
cout << 0.5 << '\n';
} else {
cout << 0 << '\n';
}
} else if (b == 8) {
if (a == 1 || a == 2 || a == 4) {
cout << 1.0/3.0 << '\n';
} else {
cout << 0 << '\n';
}
} else {
cout << (log(a+1) - log(a))/log(b) << '\n';
}
return 0;
}
Test details
Test 1
Verdict: ACCEPTED
| input |
|---|
| 1 2 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1.000000000000 |
Test 2
Verdict: ACCEPTED
| input |
|---|
| 1 3 |
| correct output |
|---|
| 0.630929754 |
| user output |
|---|
| 0.630929753571 |
Test 3
Verdict: ACCEPTED
| input |
|---|
| 2 3 |
| correct output |
|---|
| 0.369070246 |
| user output |
|---|
| 0.369070246429 |
Test 4
Verdict: ACCEPTED
| input |
|---|
| 1 4 |
| correct output |
|---|
| 0.5 |
| user output |
|---|
| 0.500000000000 |
Test 5
Verdict: ACCEPTED
| input |
|---|
| 2 4 |
| correct output |
|---|
| 0.5 |
| user output |
|---|
| 0.500000000000 |
Test 6
Verdict: ACCEPTED
| input |
|---|
| 3 4 |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 7
Verdict: ACCEPTED
| input |
|---|
| 1 5 |
| correct output |
|---|
| 0.430676558 |
| user output |
|---|
| 0.430676558073 |
Test 8
Verdict: ACCEPTED
| input |
|---|
| 2 5 |
| correct output |
|---|
| 0.251929636 |
| user output |
|---|
| 0.251929636413 |
Test 9
Verdict: ACCEPTED
| input |
|---|
| 3 5 |
| correct output |
|---|
| 0.178746922 |
| user output |
|---|
| 0.178746921661 |
Test 10
Verdict: ACCEPTED
| input |
|---|
| 4 5 |
| correct output |
|---|
| 0.138646884 |
| user output |
|---|
| 0.138646883853 |
Test 11
Verdict: ACCEPTED
| input |
|---|
| 1 6 |
| correct output |
|---|
| 0.386852807 |
| user output |
|---|
| 0.386852807235 |
Test 12
Verdict: ACCEPTED
| input |
|---|
| 2 6 |
| correct output |
|---|
| 0.226294386 |
| user output |
|---|
| 0.226294385531 |
Test 13
Verdict: ACCEPTED
| input |
|---|
| 3 6 |
| correct output |
|---|
| 0.160558422 |
| user output |
|---|
| 0.160558421704 |
Test 14
Verdict: ACCEPTED
| input |
|---|
| 4 6 |
| correct output |
|---|
| 0.124538787 |
| user output |
|---|
| 0.124538787235 |
Test 15
Verdict: ACCEPTED
| input |
|---|
| 5 6 |
| correct output |
|---|
| 0.101755598 |
| user output |
|---|
| 0.101755598296 |
Test 16
Verdict: ACCEPTED
| input |
|---|
| 1 7 |
| correct output |
|---|
| 0.356207187 |
| user output |
|---|
| 0.356207187108 |
Test 17
Verdict: ACCEPTED
| input |
|---|
| 2 7 |
| correct output |
|---|
| 0.208367847 |
| user output |
|---|
| 0.208367846946 |
Test 18
Verdict: ACCEPTED
| input |
|---|
| 3 7 |
| correct output |
|---|
| 0.147839340 |
| user output |
|---|
| 0.147839340162 |
Test 19
Verdict: ACCEPTED
| input |
|---|
| 4 7 |
| correct output |
|---|
| 0.114673101 |
| user output |
|---|
| 0.114673101131 |
Test 20
Verdict: ACCEPTED
| input |
|---|
| 5 7 |
| correct output |
|---|
| 0.093694746 |
| user output |
|---|
| 0.093694745815 |
Test 21
Verdict: ACCEPTED
| input |
|---|
| 6 7 |
| correct output |
|---|
| 0.079217779 |
| user output |
|---|
| 0.079217778838 |
Test 22
Verdict: ACCEPTED
| input |
|---|
| 1 8 |
| correct output |
|---|
| 0.333333333 |
| user output |
|---|
| 0.333333333333 |
Test 23
Verdict: ACCEPTED
| input |
|---|
| 2 8 |
| correct output |
|---|
| 0.333333333 |
| user output |
|---|
| 0.333333333333 |
Test 24
Verdict: ACCEPTED
| input |
|---|
| 3 8 |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 25
Verdict: ACCEPTED
| input |
|---|
| 4 8 |
| correct output |
|---|
| 0.333333333 |
| user output |
|---|
| 0.333333333333 |
Test 26
Verdict: ACCEPTED
| input |
|---|
| 5 8 |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 27
Verdict: ACCEPTED
| input |
|---|
| 6 8 |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 28
Verdict: ACCEPTED
| input |
|---|
| 7 8 |
| correct output |
|---|
| 0 |
| user output |
|---|
| 0 |
Test 29
Verdict: ACCEPTED
| input |
|---|
| 1 9 |
| correct output |
|---|
| 0.315464877 |
| user output |
|---|
| 0.315464876786 |
Test 30
Verdict: ACCEPTED
| input |
|---|
| 2 9 |
| correct output |
|---|
| 0.184535123 |
| user output |
|---|
| 0.184535123214 |
Test 31
Verdict: ACCEPTED
| input |
|---|
| 3 9 |
| correct output |
|---|
| 0.130929754 |
| user output |
|---|
| 0.130929753571 |
Test 32
Verdict: ACCEPTED
| input |
|---|
| 4 9 |
| correct output |
|---|
| 0.101557007 |
| user output |
|---|
| 0.101557006788 |
Test 33
Verdict: ACCEPTED
| input |
|---|
| 5 9 |
| correct output |
|---|
| 0.082978116 |
| user output |
|---|
| 0.082978116427 |
Test 34
Verdict: ACCEPTED
| input |
|---|
| 6 9 |
| correct output |
|---|
| 0.070156998 |
| user output |
|---|
| 0.070156997795 |
Test 35
Verdict: ACCEPTED
| input |
|---|
| 7 9 |
| correct output |
|---|
| 0.060772756 |
| user output |
|---|
| 0.060772755776 |
Test 36
Verdict: ACCEPTED
| input |
|---|
| 8 9 |
| correct output |
|---|
| 0.053605370 |
| user output |
|---|
| 0.053605369643 |
Test 37
Verdict: ACCEPTED
| input |
|---|
| 1 10 |
| correct output |
|---|
| 0.301029996 |
| user output |
|---|
| 0.301029995664 |
Test 38
Verdict: ACCEPTED
| input |
|---|
| 2 10 |
| correct output |
|---|
| 0.176091259 |
| user output |
|---|
| 0.176091259056 |
Test 39
Verdict: ACCEPTED
| input |
|---|
| 3 10 |
| correct output |
|---|
| 0.124938737 |
| user output |
|---|
| 0.124938736608 |
Test 40
Verdict: ACCEPTED
| input |
|---|
| 4 10 |
| correct output |
|---|
| 0.096910013 |
| user output |
|---|
| 0.096910013008 |
Test 41
Verdict: ACCEPTED
| input |
|---|
| 5 10 |
| correct output |
|---|
| 0.079181246 |
| user output |
|---|
| 0.079181246048 |
Test 42
Verdict: ACCEPTED
| input |
|---|
| 6 10 |
| correct output |
|---|
| 0.066946790 |
| user output |
|---|
| 0.066946789631 |
Test 43
Verdict: ACCEPTED
| input |
|---|
| 7 10 |
| correct output |
|---|
| 0.057991947 |
| user output |
|---|
| 0.057991946978 |
Test 44
Verdict: ACCEPTED
| input |
|---|
| 8 10 |
| correct output |
|---|
| 0.051152522 |
| user output |
|---|
| 0.051152522447 |
Test 45
Verdict: ACCEPTED
| input |
|---|
| 9 10 |
| correct output |
|---|
| 0.045757491 |
| user output |
|---|
| 0.045757490561 |
