QOJ.ac
QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #855199 | #7962. 前缀和 | Hanghang | AC ✓ | 0ms | 3920kb | C++20 | 149b | 2025-01-12 16:06:10 | 2025-01-12 16:06:11 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
int n,l,r;
double p;
int main()
{
cin>>n>>p>>l>>r;
cout<<fixed<<setprecision(9)<<p*(r-l+1);
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3852kb
input:
3 0.5 1 2
output:
1.000000000
result:
ok found '1.0000000', expected '1.0000000', error '0.0000000'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3844kb
input:
1 0.529148 1 1
output:
0.529148000
result:
ok found '0.5291480', expected '0.5291480', error '0.0000000'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3920kb
input:
1000000000 0.592692 495948205 808386938
output:
185179938.131927997
result:
ok found '185179938.1319280', expected '185179938.1320000', error '0.0000000'
Test #4:
score: 0
Accepted
time: 0ms
memory: 3916kb
input:
362633210 0.587463 165288121 324679823
output:
93636728.019488990
result:
ok found '93636728.0194890', expected '93636728.0195000', error '0.0000000'
Test #5:
score: 0
Accepted
time: 0ms
memory: 3752kb
input:
763961137 0.360268 233953864 630625466
output:
142908085.069603980
result:
ok found '142908085.0696040', expected '142908085.0700000', error '0.0000000'
Test #6:
score: 0
Accepted
time: 0ms
memory: 3900kb
input:
1000000000 0.999999 1 1000000000
output:
999999000.000000000
result:
ok found '999999000.0000000', expected '999999000.0000000', error '0.0000000'