QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #180471 | #5677. Clarissa's Conical Cannolis | wdbl857 | AC ✓ | 0ms | 4320kb | C++20 | 888b | 2023-09-15 21:19:30 | 2023-09-15 21:19:31 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ios ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
#define int long long
#define ULL unsigned long long
#define endl "\n"
#define pi acos(-1)
typedef pair<int, int> PII;
typedef pair<int, PII> PIII;
const int N = 1e6 + 10, M = 1010, INF = 0x3f3f3f3f, mod = 998244353;
void solve()
{
double d, s, r, o;
cin >> d >> s >> r >> o;
double A = d * pi / s;
// cout << A * 180 / pi << endl;
// cout << cos(A) << endl;
if ((s - r) * sin(A / 2) - r < o / 2)
cout << "-1.0" << endl;
else if (r - (r * sin(A / 2)) < o / 2)
cout << "-2.0" << endl;
else
{
double dis = s - (r - o / 2) / sin(A / 2) - r;
printf("%.1lf\n", dis);
}
}
signed main()
{
ios;
int T = 1;
// cin >> T;
while (T--)
solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 4136kb
input:
8.00 12.00 5.00 0.50
output:
1.5
result:
ok single line: '1.5'
Test #2:
score: 0
Accepted
time: 0ms
memory: 4048kb
input:
5.00 12.00 5.00 0.50
output:
-1.0
result:
ok single line: '-1.0'
Test #3:
score: 0
Accepted
time: 0ms
memory: 4000kb
input:
11.00 12.00 5.00 0.50
output:
-2.0
result:
ok single line: '-2.0'
Test #4:
score: 0
Accepted
time: 0ms
memory: 4320kb
input:
7.00 12.00 3.00 0.90
output:
5.8
result:
ok single line: '5.8'
Test #5:
score: 0
Accepted
time: 0ms
memory: 4152kb
input:
8.50 12.00 3.00 0.90
output:
-2.0
result:
ok single line: '-2.0'
Test #6:
score: 0
Accepted
time: 0ms
memory: 4144kb
input:
10.00 12.00 3.00 0.70
output:
-2.0
result:
ok single line: '-2.0'
Test #7:
score: 0
Accepted
time: 0ms
memory: 4308kb
input:
5.50 12.00 3.50 0.30
output:
3.4
result:
ok single line: '3.4'
Test #8:
score: 0
Accepted
time: 0ms
memory: 4136kb
input:
7.00 12.00 3.50 0.70
output:
4.5
result:
ok single line: '4.5'
Test #9:
score: 0
Accepted
time: 0ms
memory: 4252kb
input:
8.50 12.00 3.50 0.70
output:
5.0
result:
ok single line: '5.0'
Test #10:
score: 0
Accepted
time: 0ms
memory: 4064kb
input:
10.00 12.00 3.50 0.30
output:
-2.0
result:
ok single line: '-2.0'
Test #11:
score: 0
Accepted
time: 0ms
memory: 4316kb
input:
5.50 12.00 4.00 0.70
output:
2.5
result:
ok single line: '2.5'
Test #12:
score: 0
Accepted
time: 0ms
memory: 4316kb
input:
7.00 12.00 4.00 0.90
output:
3.5
result:
ok single line: '3.5'
Test #13:
score: 0
Accepted
time: 0ms
memory: 4160kb
input:
8.50 12.00 4.00 0.50
output:
3.8
result:
ok single line: '3.8'
Test #14:
score: 0
Accepted
time: 0ms
memory: 4084kb
input:
10.00 12.00 4.00 0.30
output:
-2.0
result:
ok single line: '-2.0'
Test #15:
score: 0
Accepted
time: 0ms
memory: 4204kb
input:
5.50 12.00 4.50 0.50
output:
1.1
result:
ok single line: '1.1'
Test #16:
score: 0
Accepted
time: 0ms
memory: 4184kb
input:
7.00 12.00 4.50 0.50
output:
2.1
result:
ok single line: '2.1'
Test #17:
score: 0
Accepted
time: 0ms
memory: 4208kb
input:
8.50 12.00 4.50 0.70
output:
2.9
result:
ok single line: '2.9'
Test #18:
score: 0
Accepted
time: 0ms
memory: 4084kb
input:
10.00 12.00 4.50 0.50
output:
-2.0
result:
ok single line: '-2.0'
Test #19:
score: 0
Accepted
time: 0ms
memory: 4156kb
input:
5.50 12.00 5.00 0.30
output:
-1.0
result:
ok single line: '-1.0'
Test #20:
score: 0
Accepted
time: 0ms
memory: 4152kb
input:
7.00 12.00 5.00 0.90
output:
1.3
result:
ok single line: '1.3'
Test #21:
score: 0
Accepted
time: 0ms
memory: 4132kb
input:
8.50 12.00 5.00 0.70
output:
1.8
result:
ok single line: '1.8'
Test #22:
score: 0
Accepted
time: 0ms
memory: 4260kb
input:
10.00 12.00 5.00 0.30
output:
2.0
result:
ok single line: '2.0'
Test #23:
score: 0
Accepted
time: 0ms
memory: 4140kb
input:
5.50 12.00 5.50 0.90
output:
-1.0
result:
ok single line: '-1.0'