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 |
|---|---|---|---|---|---|---|---|---|---|
| #331193 | #1373. Rating Problems | cpp_supremacist# | AC ✓ | 1ms | 3936kb | C++20 | 298b | 2024-02-18 03:17:20 | 2024-02-18 03:17:21 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
int n, k, s;
cin >> n >> k;
int sum = 0;
for (int i = 0; i < k; i++) {
cin >> s;
sum += s;
}
cout << (((n - k) * -3.0 + sum) / n) << ' ' << (((n - k) * 3.0 + sum) / n) << '\n';
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3732kb
input:
10 0
output:
-3 3
result:
ok 2 numbers
Test #2:
score: 0
Accepted
time: 0ms
memory: 3812kb
input:
10 10 3 2 1 0 -1 -2 -3 -2 -1 0
output:
-0.3 -0.3
result:
ok 2 numbers
Test #3:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
10 10 0 0 0 0 0 0 0 0 0 0
output:
0 0
result:
ok 2 numbers
Test #4:
score: 0
Accepted
time: 0ms
memory: 3880kb
input:
10 10 3 3 3 3 3 3 3 3 3 3
output:
3 3
result:
ok 2 numbers
Test #5:
score: 0
Accepted
time: 0ms
memory: 3936kb
input:
10 10 -3 -3 -3 -3 -3 -3 -3 -3 -3 -3
output:
-3 -3
result:
ok 2 numbers
Test #6:
score: 0
Accepted
time: 0ms
memory: 3880kb
input:
1 0
output:
-3 3
result:
ok 2 numbers
Test #7:
score: 0
Accepted
time: 0ms
memory: 3864kb
input:
1 1 2
output:
2 2
result:
ok 2 numbers
Test #8:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
9 7 1 3 2 2 1 1 2
output:
0.666667 2
result:
ok 2 numbers
Test #9:
score: 0
Accepted
time: 0ms
memory: 3884kb
input:
6 4 -2 -1 -2 0
output:
-1.83333 0.166667
result:
ok 2 numbers