Submission #2670909


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin>>n;
    double a1,an;
    for(int i=1;i<=n;i++)
    {
        int k;
        cin>>k;
        if(i==1)
            a1=k;
        if(i==n)
            an=k;
    }
    printf("%.3lf",(an-a1)/(n-1));
}

Submission Info

Submission Time
Task A - 差の平均
User luogu_bot5
Language C++ (GCC 5.4.1)
Score 100
Code Size 289 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 55
Set Name Test Cases
All 00-sample-00, 00-sample-01, 00-sample-02, 00-sample-03, largest-01, random-00-00052, random-01-00052, random-02-00023, random-03-00056, random-04-00066, random-05-00033, random-06-00062, random-07-00071, random-08-00064, random-09-00028, random-10-00054, random-11-00095, random-12-00046, random-13-00086, random-14-00092, random-15-00089, random-16-00071, random-17-00006, random-18-00064, random-19-00082, random-20-00089, random-21-00050, random-22-00085, random-23-00049, random-24-00062, random-25-00010, random-26-00095, random-27-00032, random-28-00069, random-29-00020, random-30-00036, random-31-00008, random-32-00022, random-33-00076, random-34-00052, random-35-00090, random-36-00075, random-37-00007, random-38-00067, random-39-00023, random-40-00075, random-41-00085, random-42-00094, random-43-00088, random-44-00093, random-45-00088, sample-00, sample-01, sample-02, sample-03
Case Name Status Exec Time Memory
00-sample-00 AC 1 ms 256 KB
00-sample-01 AC 1 ms 256 KB
00-sample-02 AC 1 ms 256 KB
00-sample-03 AC 1 ms 256 KB
largest-01 AC 1 ms 256 KB
random-00-00052 AC 1 ms 256 KB
random-01-00052 AC 1 ms 256 KB
random-02-00023 AC 1 ms 256 KB
random-03-00056 AC 1 ms 256 KB
random-04-00066 AC 1 ms 256 KB
random-05-00033 AC 1 ms 256 KB
random-06-00062 AC 1 ms 256 KB
random-07-00071 AC 1 ms 256 KB
random-08-00064 AC 1 ms 256 KB
random-09-00028 AC 1 ms 256 KB
random-10-00054 AC 1 ms 256 KB
random-11-00095 AC 1 ms 256 KB
random-12-00046 AC 1 ms 256 KB
random-13-00086 AC 1 ms 256 KB
random-14-00092 AC 1 ms 256 KB
random-15-00089 AC 1 ms 256 KB
random-16-00071 AC 1 ms 256 KB
random-17-00006 AC 1 ms 256 KB
random-18-00064 AC 1 ms 256 KB
random-19-00082 AC 1 ms 256 KB
random-20-00089 AC 1 ms 256 KB
random-21-00050 AC 1 ms 256 KB
random-22-00085 AC 1 ms 256 KB
random-23-00049 AC 1 ms 256 KB
random-24-00062 AC 1 ms 256 KB
random-25-00010 AC 1 ms 256 KB
random-26-00095 AC 1 ms 256 KB
random-27-00032 AC 1 ms 256 KB
random-28-00069 AC 1 ms 256 KB
random-29-00020 AC 1 ms 256 KB
random-30-00036 AC 1 ms 256 KB
random-31-00008 AC 1 ms 256 KB
random-32-00022 AC 1 ms 256 KB
random-33-00076 AC 1 ms 256 KB
random-34-00052 AC 1 ms 256 KB
random-35-00090 AC 1 ms 256 KB
random-36-00075 AC 1 ms 256 KB
random-37-00007 AC 1 ms 256 KB
random-38-00067 AC 1 ms 256 KB
random-39-00023 AC 1 ms 256 KB
random-40-00075 AC 1 ms 256 KB
random-41-00085 AC 1 ms 256 KB
random-42-00094 AC 1 ms 256 KB
random-43-00088 AC 1 ms 256 KB
random-44-00093 AC 1 ms 256 KB
random-45-00088 AC 1 ms 256 KB
sample-00 AC 1 ms 256 KB
sample-01 AC 1 ms 256 KB
sample-02 AC 1 ms 256 KB
sample-03 AC 1 ms 256 KB