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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #75979 | #5461. Paddle Star | chenshi | Compile Error | / | / | C++ | 1.2kb | 2023-02-06 21:54:34 | 2023-02-06 21:54:37 |
Judging History
你现在查看的是最新测评结果
- [2023-08-10 23:21:45]
- System Update: QOJ starts to keep a history of the judgings of all the submissions.
- [2023-02-06 21:54:37]
- 评测
- 测评结果：Compile Error
- 用时：0ms
- 内存：0kb
- [2023-02-06 21:54:34]
- 提交
answer
//https://cdn.luogu.com.cn/upload/image_hosting/bce60lzi.png
//https://cdn.luogu.com.cn/upload/image_hosting/30e80xrq.png
//https://cdn.luogu.com.cn/upload/image_hosting/kejvnuf4.png
#include<cstdio>
#include<cmath>
using namespace std;
const long double PI=acosl(-1);
int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
inline long double calc(long double x,long double alpha,long double beta){
return x*x*sinl(alpha)*sinl(beta)/sinl(PI-alpha-beta);
}
int main(){
for(scanf("%d",&T);T--;printf("%.9Lf\n",ans)){
scanf("%Lf%Lf%Lf%Lf",&l1,&l2,&alpha,&beta);alpha=alpha/180*PI;t=beta=beta/180*PI;
if(l1<l2){
Gamma=alpha-asinl(l1*sinl(alpha)/l2);
if(PI-beta<Gamma) beta=PI-Gamma;
}
ans=(l1+l2)*(l1+l2)*alpha+l2*l2*beta;
if(l1<l2&&PI-t<Gamma) beta=t,t=l1*sinl(alpha)/sinl(alpha-(PI-beta)),ans+=l2*t*sinl(Gamma-(PI-beta));
if(beta>PI/2){
if(l2>l1*cosl(PI-beta)) l2=l1*cosl(PI-beta),l3=l1*sinl(beta);
else l3=sqrtl(l1*l1+l2*l2-2*l1*l2*cosl(PI-beta));
Gamma=asinl(l2*sinl(beta)/l3);
if(Gamma<2*alpha) ans+=l1*l2*sinl(beta)-l3*l3*asinl(l2*sinl(beta)/l3);
else ans+=l1*l2*sinl(beta)-l1*l3*sinl(Gamma-2*alpha)-l3*l3*2*alpha+
l1*l3*sinl(Gamma-2*alpha)-calc(l3,Gamma-2*alpha,asinl(l1*sinl(beta)/l3));
}
}
return 0;
}
Details
answer.code: In function ‘int main()’:
answer.code:14:54: error: reference to ‘beta’ is ambiguous
14 | scanf("%Lf%Lf%Lf%Lf",&l1,&l2,&alpha,&beta);alpha=alpha/180*PI;t=beta=beta/180*PI;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:14:81: error: reference to ‘beta’ is ambiguous
14 | scanf("%Lf%Lf%Lf%Lf",&l1,&l2,&alpha,&beta);alpha=alpha/180*PI;t=beta=beta/180*PI;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:14:86: error: reference to ‘beta’ is ambiguous
14 | scanf("%Lf%Lf%Lf%Lf",&l1,&l2,&alpha,&beta);alpha=alpha/180*PI;t=beta=beta/180*PI;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:17:31: error: reference to ‘beta’ is ambiguous
17 | if(PI-beta<Gamma) beta=PI-Gamma;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:17:43: error: reference to ‘beta’ is ambiguous
17 | if(PI-beta<Gamma) beta=PI-Gamma;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:19:49: error: reference to ‘beta’ is ambiguous
19 | ans=(l1+l2)*(l1+l2)*alpha+l2*l2*beta;
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:20:39: error: reference to ‘beta’ is ambiguous
20 | if(l1<l2&&PI-t<Gamma) beta=t,t=l1*sinl(alpha)/sinl(alpha-(PI-beta)),ans+=l2*t*sinl(Gamma-(PI-beta));
| ^~~~
In file included from /usr/include/c++/11/cmath:1927,
from answer.code:5:
/usr/include/c++/11/bits/specfun.h:343:5: note: candidates are: ‘template<class _Tpa, class _Tpb> typename __gnu_cxx::__promote_2<_Tp, _Up>::__type std::beta(_Tpa, _Tpb)’
343 | beta(_Tpa __a, _Tpb __b)
| ^~~~
answer.code:8:34: note: ‘long double beta’
8 | int T;long double l1,l2,l3,alpha,beta,Gamma,t,ans;
| ^~~~
answer.code:20:78: error: reference to ‘beta’ is ambiguous
20 | if(...