124367

Run ID	作者	问题	语言	测评结果	Time	Memory	代码长度	提交时间
124367	晏莞煜	18高于平均分的学生数量	C++	Compile Error	0 MS	0 KB	2667	2025-07-11 11:57:23

Tests(0/0):

Code:

#include<iostream> using namespace std; int main(){ /** //int, long long, float, double, bool, char; int a[5] float[5]...... long long [5] != int[5] //我们班编程的成绩int a[11]={400,400,310,300,240,210,200,140,110,60,40}; for(int i=0;i<11;i++){ cout<<a[i]<<endl; } //数组的定义; int a[10]; //输入; for(int i=0;i<10;i++){ cin>>a[i]; } //输出; for(int i=9;i>=0;i--){ cout<<a[i]<<" "; } int a[10]; for(int i=0;i<10;i++){ cin>>a[i]; } int y,p=a[0]; for(int i=1;i<10;i++){ if(a[i]>p){ y=i; p=a[i]; } } cout<<y+1; int n; cin>>n; int a[n],b[n]; for(int i=0;i<n;i++){ cin>>a[i]; } for(int i=0;i<n;i++){ cin>>b[i]; } long long sum=0; for(int i=0;i<n;i++){ sum+=a[i]*b[i]; } cout<<sum; int n; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } if(n%2!=0){ for(int i=0;i<n-1;i+=2){ int y; y=a[i]; a[i]=a[i+1]; a[i+1]=y; cout<<a[i]<<" "<<a[i+1]<<" "; } cout<<a[n-1]; }else{ for(int i=0;i<=n-1;i+=2){ int y; y=a[i]; a[i]=a[i+1]; a[i+1]=y; cout<<a[i]<<" "<<a[i+1]<<" "; } } int n; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } int b[n]; for(int i=0;i<n;i++){ b[i]=a[a[i]-1]; } for(int i=0;i<n;i++){ cout<<a[b[i]-1]<<" "; } int n; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } int u=a[0],y=a[0]; for(int i=1;i<n;i++){ if(u<a[i]){ u=a[i]; }else{ if(y>a[i]){ y=a[i]; } } } cout<<u-y; int n; cin>>n; int x[n]; cin>>x[0]>>x[1]>>x[2]>>x[3]; int p=x[0],y=x[0]; if(x[1]-x[0]==x[2]-x[1]){ for(int i=1;i<n;i++){ p=p+(x[2]-x[1]); } cout<<p; }else{ for(int i=1;i<n;i++){ y=y*x[2]/x[1]; } cout<<y; } int n; cin>>n; int a[n]; for(int i=0;i<n;i++){ cin>>a[i]; } int sum=0; for(int i=0;i<n;i++){ sum+=a[i]; } cout<<sum*4<<" "<<sum*2; int n; cin>>n; int a[n],x,c; for(int i=0;i<n;i++){ cin>>a[i]; } cin>>x>>c; a[x-1]=c; for(int i=0;i<n;i++){ cout<<a[i]<<" "; } int n; cin>>n; int a[n],m; for(int i=0;i<n;i++){ cin>>a[i]; } cin>>m; for(int i=0;i<n;i++){ if(a[i]>100){ a[i]=m; } } for(int i=0;i<n;i++){ cout<<a[i]<<" "; } int n; cin>>n; float a[n],sum=0; for(int i=0;i<n;i++){ cin>>a[i]; sum+=a[i]; } cout<<sum<<" "; printf("%.2lf",sum/n); int y=a[0],u=a[0]; for(int i=1;i<n;i++){ if(y>a[i]){ y=a[i]; }else{ if(u<a[i]){ u=a[i]; } } } cout<<" "<<u<<" "<<y; **/ int n; cin<<n; int a[n],p=0; for(int i=0;i<n;i++){ cin>>a[i]; p+=a[i]; } int sum=0; for(int i=0;i<n;i++){ if(a[i]>p/n){ sum++; } } cout<<sum; return 0; }

Run Info:

Main.cc: In function 'int main()':
Main.cc:203:4: error: no match for 'operator<<' (operand types are 'std::istream {aka std::basic_istream}' and 'int')
 cin<
Main.cc:203:4: note:   no known conversion for argument 1 from 'std::istream {aka std::basic_istream}' to 'int'
In file included from /usr/include/c++/5/string:52:0,
                 from /usr/include/c++/5/bits/locale_classes.h:40,
                 from /usr/include/c++/5/bits/ios_base.h:41,
                 from /usr/include/c++/5/ios:42,
                 from /usr/include/c++/5/ostream:38,
                 from /usr/include/c++/5/iostream:39,
                 from Main.cc:1:
/usr/include/c++/5/bits/basic_string.h:5172:5: note: candidate: template std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&)
     operator<<(basic_ostream<_CharT, _Traits>& __os,
     ^
/usr/include/c++/5/bits/basic_string.h:5172:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&)
     operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
     ^
/usr/include/c++/5/system_error:209:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT)
     operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
     ^
/usr/include/c++/5/ostream:497:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char)
     operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
     ^
/usr/include/c++/5/ostream:502:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, char)
     operator<<(basic_ostream& __out, char __c)
     ^
/usr/include/c++/5/ostream:508:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, signed char)
     operator<<(basic_ostream& __out, signed char __c)
     ^
/usr/include/c++/5/ostream:514:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, unsigned char)
     operator<<(basic_ostream& __out, unsigned char __c)
     ^
/usr/include/c++/5/ostream:519:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*)
     operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
     ^
/usr/include/c++/5/ostream:539:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*)
     operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
     ^
/usr/include/c++/5/bits/ostream.tcc:321:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, const char*)
     operator<<(basic_ostream& __out, const char* __s)
     ^
/usr/include/c++/5/ostream:556:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, const signed char*)
     operator<<(basic_ostream& __out, const signed char* __s)
     ^
/usr/include/c++/5/ostream:569:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream& std::operator<<(std::basic_ostream&, const unsigned char*)
     operator<<(basic_ostream& __out, const unsigned char* __s)
     ^
/usr/include/c++/5/ostream:574:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream'
 cin< std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&)
     operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x)
     ^
/usr/include/c++/5/ostream:628:5: note:   template argument deduction/substitution failed:
Main.cc:203:6: note:   'std::istream {aka std::basic_istream}' is not derived from 'std::basic_ostream<_CharT, _Traits>'
 cin<