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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
#546864	#7962. 前缀和	wangjingheng^#	AC ✓	0ms	3952kb	C++20	372b	2024-09-04 15:01:11	2024-09-04 15:01:11

Judging History

This is the latest submission verdict.

[2024-09-04 15:01:11]
Judged

Verdict: AC
Time: 0ms
Memory: 3952kb

Show

[2024-09-04 15:01:11]
Submitted

answer

#include<bits/stdc++.h>
#define int long long
#define db long double
using namespace std;
const int N=5e5+10;

void solve(){
    int n;cin>>n;
    db p;cin>>p;
    int l,r;cin>>l>>r;
    db res=p*(r-l+1);
    printf("%.9Lf",res);
}

signed main(){
ios::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
//    int T;cin>>T;
//    while(T--)
    solve();
}

源文件, 语言: C++20

详细

Test #1:

score: 100

Accepted

time: 0ms

memory: 3876kb

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: 3876kb

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: 3952kb

input:

1000000000 0.592692 495948205 808386938

output:

185179938.131928000

result:

ok found '185179938.1319280', expected '185179938.1320000', error '0.0000000'

Test #4:

score: 0

Accepted

time: 0ms

memory: 3876kb

input:

362633210 0.587463 165288121 324679823

output:

93636728.019489000

result:

ok found '93636728.0194890', expected '93636728.0195000', error '0.0000000'

Test #5:

score: 0

Accepted

time: 0ms

memory: 3840kb

input:

763961137 0.360268 233953864 630625466

output:

142908085.069604000

result:

ok found '142908085.0696040', expected '142908085.0700000', error '0.0000000'

Test #6:

score: 0

Accepted

time: 0ms

memory: 3948kb

input:

1000000000 0.999999 1 1000000000

output:

999999000.000000000

result:

ok found '999999000.0000000', expected '999999000.0000000', error '0.0000000'