dev c++编译正确，样例过了，洛谷编译失败，蒟蒻求调
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- 发布时间2024/7/26 09:11
- 上次更新2024/7/26 10:20:16
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被骇客银狼阻止的越权访问保存失败
dev c++编译正确，样例过了，洛谷编译失败，蒟蒻求调
失败信息
/tmp/compiler_q6bbbexw/src:6:13: 错误：‘double y1’ redeclared as different kind of entity
6 | double x1=0,y1=0,x2=0,y2=0;
| ^~
In file included from /nix/store/x8lqlydsxbrwvf6p7v18gws8kn1xl37f-glibc-2.38-23-dev/include/features.h:503,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/x86_64-unknown-linux-gnu/bits/os_defines.h:39,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/x86_64-unknown-linux-gnu/bits/c++config.h:679,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/cassert:43,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/x86_64-unknown-linux-gnu/bits/stdc++.h:33,
from /tmp/compiler_q6bbbexw/src:1:
/nix/store/x8lqlydsxbrwvf6p7v18gws8kn1xl37f-glibc-2.38-23-dev/include/bits/mathcalls.h:224:1: 附注：previous declaration ‘double y1(double)’
224 | __MATHCALL (y1,, (_Mdouble_));
| ^~~~~~~~~~
/tmp/compiler_q6bbbexw/src: In function ‘double area(int)’:
/tmp/compiler_q6bbbexw/src:15:27: 错误：操作数类型‘double’和‘double(double) noexcept’ {aka ‘double(double)’}对双目‘operator-’而言无效
15 | d2=min(abs(a[k][1]-y1),abs(a[k][1]-y2));
| ~~~~~~~^~~
| | |
| | double(double) noexcept {aka double(double)}
| double
/tmp/compiler_q6bbbexw/src: In function ‘int main()’:
/tmp/compiler_q6bbbexw/src:60:16: 错误：no match for ‘operator>>’ (operand types are ‘std::basic_istream<char>::__istream_type’ {aka ‘std::basic_istream<char>’} and ‘double(double) noexcept’ {aka ‘double(double)’})
60 | cin>>x1>>y1>>x2>>y2;
| ~~~~~~~^~~~
| | |
| | double(double) noexcept {aka double(double)}
| std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}
In file included from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/sstream:40,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/complex:45,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/ccomplex:39,
from /nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/x86_64-unknown-linux-gnu/bits/stdc++.h:127:
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:325:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
325 | operator>>(void*& __p)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:325:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘void*’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(void*)y1’绑定到‘void*&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:201:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
201 | operator>>(unsigned long long& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:201:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘long long unsigned int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(long long unsigned int)y1’绑定到‘long long unsigned int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:197:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
197 | operator>>(long long& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:197:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘long long int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(long long int)y1’绑定到‘long long int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:192:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
192 | operator>>(unsigned long& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:192:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘long unsigned int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(long unsigned int)y1’绑定到‘long unsigned int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:188:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
188 | operator>>(long& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:188:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘long int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(long int)y1’绑定到‘long int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:184:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
184 | operator>>(unsigned int& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:184:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘unsigned int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(unsigned int)y1’绑定到‘unsigned int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:181:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(int&) [with _CharT = char; _Traits = std::char_traits<char>]’ (near match)
181 | operator>>(int& __n);
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:181:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(int)y1’绑定到‘int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:177:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(short unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
177 | operator>>(unsigned short& __n)
| ^~~~~~~~
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:177:7: 附注： conversion of argument 1 would be ill-formed:
/tmp/compiler_q6bbbexw/src:60:18: 错误：invalid conversion from ‘double (*)(double) noexcept’ {aka ‘double (*)(double)’} to ‘short unsigned int’ [-fpermissive]
60 | cin>>x1>>y1>>x2>>y2;
| ^~
| |
| double (*)(double) noexcept {aka double (*)(double)}
/tmp/compiler_q6bbbexw/src:60:18: 错误：无法将右值‘(short unsigned int)y1’绑定到‘short unsigned int&’
/nix/store/al0w33yvyzkjm86ndpf42knjfymfisph-luogu-gcc-13.2.0/include/c++/13.2.0/istream:174:7: 附注：candidate: ‘std::basic_istream<_CharT, _Traits>& std::basic_istream<_CharT, _Traits>::operator>>(short in
...
源码
#include<bits/stdc++.h>
#define PI 3.1415927
using namespace std;
int n;
double x1=0,y1=0,x2=0,y2=0;
double a[10][3]={0};
double ans=114514;
bool vis[10]={0};
inline double area(int k)
{
double d1,d2;
d1=min(abs(a[k][0]-x1),abs(a[k][0]-x2));
d2=min(abs(a[k][1]-y1),abs(a[k][1]-y2));
double r1=min(d1,d2);
double r2=114514;
for(int i=1;i<=n;i++)
{
double dis=0;
if(vis[i])
{
dis=sqrt((a[i][0]-a[k][0])*(a[i][0]-a[k][0])+(a[k][1]-a[i][1])*(a[k][1]-a[i][1]));
if(dis<=a[i][2])
{
a[k][2]=0;
return 0;
}
r2=min(r2,(dis-a[i][2]));
}
}
double r=min(r1,r2);
a[k][2]=r;
return PI*r*r;
}
void dfs(int num,double s)
{
if(num==n)
{
ans=min(ans,s);
}
for(int i=1;i<=n;i++)
{
if(!vis[i])
{
s+=area(i);
vis[i]=1;
dfs(num+1,s);
s-=area(i);
a[i][2]=0;
vis[i]=0;
}
}
}
int main()
{
cin>>n;
cin>>x1>>y1>>x2>>y2;
for(int i=1;i<=n;i++) cin>>a[i][0]>>a[i][1];
dfs(0,0);
printf("%.0f",ans);
}
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