Submission #1101420
Source Code Expand
#include <cstdio> #include <iostream> #define REP(i,s,n) for(int i=(int)(s);i<(int)(n);i++) using namespace std; typedef long long int ll; int main(void){ double p; ll n; cin >> p >> n; double sum = 1; double cur = 1 - 2 * p; while (n > 0) { if (n % 2 == 1) { sum *= cur; } cur *= cur; n /= 2; } printf("%.15f\n", 0.5 * (1 - sum)); }
Submission Info
Submission Time | |
---|---|
Task | A - eject |
User | kobae964 |
Language | C++ (G++ 4.6.4) |
Score | 100 |
Code Size | 377 Byte |
Status | AC |
Exec Time | 19 ms |
Memory | 972 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | 00-sample-00, 00-sample-01, 10-random_small-00, 10-random_small-01, 10-random_small-02, 10-random_small-03, 10-random_small-04, 10-random_small-05, 10-random_small-06, 10-random_small-07, 10-random_small-08, 10-random_small-09, 20-random_large-00, 20-random_large-01, 20-random_large-02, 20-random_large-03, 20-random_large-04, 20-random_large-05, 20-random_large-06, 20-random_large-07, 20-random_large-08, 20-random_large-09, 30-p_zero-00, 30-p_zero-01, 30-p_zero-02, 30-p_zero-03, 30-p_zero-04, 40-p_one-00, 40-p_one-01, 40-p_one-02, 40-p_one-03, 40-p_one-04, 90-handmade-00 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00-sample-00 | AC | 19 ms | 920 KB |
00-sample-01 | AC | 18 ms | 792 KB |
10-random_small-00 | AC | 19 ms | 920 KB |
10-random_small-01 | AC | 19 ms | 968 KB |
10-random_small-02 | AC | 19 ms | 920 KB |
10-random_small-03 | AC | 18 ms | 924 KB |
10-random_small-04 | AC | 18 ms | 796 KB |
10-random_small-05 | AC | 18 ms | 920 KB |
10-random_small-06 | AC | 18 ms | 972 KB |
10-random_small-07 | AC | 18 ms | 796 KB |
10-random_small-08 | AC | 17 ms | 920 KB |
10-random_small-09 | AC | 17 ms | 916 KB |
20-random_large-00 | AC | 17 ms | 796 KB |
20-random_large-01 | AC | 17 ms | 920 KB |
20-random_large-02 | AC | 19 ms | 796 KB |
20-random_large-03 | AC | 19 ms | 796 KB |
20-random_large-04 | AC | 19 ms | 796 KB |
20-random_large-05 | AC | 18 ms | 920 KB |
20-random_large-06 | AC | 19 ms | 788 KB |
20-random_large-07 | AC | 18 ms | 920 KB |
20-random_large-08 | AC | 18 ms | 792 KB |
20-random_large-09 | AC | 18 ms | 796 KB |
30-p_zero-00 | AC | 19 ms | 924 KB |
30-p_zero-01 | AC | 18 ms | 792 KB |
30-p_zero-02 | AC | 17 ms | 796 KB |
30-p_zero-03 | AC | 19 ms | 920 KB |
30-p_zero-04 | AC | 19 ms | 796 KB |
40-p_one-00 | AC | 19 ms | 792 KB |
40-p_one-01 | AC | 18 ms | 796 KB |
40-p_one-02 | AC | 18 ms | 924 KB |
40-p_one-03 | AC | 19 ms | 916 KB |
40-p_one-04 | AC | 18 ms | 796 KB |
90-handmade-00 | AC | 18 ms | 920 KB |