Submission #2811890


Source Code Expand

        #include<cstdio>
        #include<iostream>
        using namespace std;
        int main()
        {
          double n,m,d;
          cin >> n >> m >> d;
          if(d == 0)
            printf("%.10lf\n",(1/n)*(m-1));
          else
            printf("%.10lf\n",(2*(n-d)*(m-1))/(n*n));
          return 0;
        }

Submission Info

Submission Time
Task C - Ordinary Beauty
User makss
Language C++14 (GCC 5.4.1)
Score 300
Code Size 339 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 2
AC × 13
Set Name Test Cases
Sample sample_1000000000_180707_0.txt, sample_2_3_1.txt
All sample_1000000000_180707_0.txt, sample_2_3_1.txt, test_11936238_9_153932.txt, test_138666_2854897_1404.txt, test_1_2_0.txt, test_234679769_107_69508.txt, test_25213539_11160_27040.txt, test_28367_3200917_12993.txt, test_46387542_48_441879.txt, test_50484_560629_534.txt, test_569_56_8.txt, test_77_143_1.txt, test_8180059_850_58.txt
Case Name Status Exec Time Memory
sample_1000000000_180707_0.txt AC 1 ms 256 KB
sample_2_3_1.txt AC 1 ms 256 KB
test_11936238_9_153932.txt AC 1 ms 256 KB
test_138666_2854897_1404.txt AC 1 ms 256 KB
test_1_2_0.txt AC 1 ms 256 KB
test_234679769_107_69508.txt AC 1 ms 256 KB
test_25213539_11160_27040.txt AC 1 ms 256 KB
test_28367_3200917_12993.txt AC 1 ms 256 KB
test_46387542_48_441879.txt AC 1 ms 256 KB
test_50484_560629_534.txt AC 1 ms 256 KB
test_569_56_8.txt AC 1 ms 256 KB
test_77_143_1.txt AC 1 ms 256 KB
test_8180059_850_58.txt AC 1 ms 256 KB