提交记录 11878 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
ydq	1000. 测测你的 A+B	Compile Error	0	0 ns	0 KB	C++	142 B

提交时间	评测时间
2020-02-21 10:41:00	2020-08-01 02:48:43

代码

#include<iostream>
using namespace std;
int a,b;
int plus(int a, int b)
{
	return a+b;
}
int main()
{
cin>>a>>b;
cout<<plus(a,b);
return 0;
}

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/72023b28d35e11ea899e00163e04388b/contestant.cpp: In function ‘int main()’:
jp_data/tasks/72023b28d35e11ea899e00163e04388b/contestant.cpp:11:7: error: reference to ‘plus’ is ambiguous
   11 | cout<<plus(a,b);
      |       ^~~~
In file included from /usr/include/c++/9/string:48,
                 from /usr/include/c++/9/bits/locale_classes.h:40,
                 from /usr/include/c++/9/bits/ios_base.h:41,
                 from /usr/include/c++/9/ios:42,
                 from /usr/include/c++/9/ostream:38,
                 from /usr/include/c++/9/iostream:39,
                 from jp_data/tasks/72023b28d35e11ea899e00163e04388b/contestant.cpp:1:
/usr/include/c++/9/bits/stl_function.h:147:12: note: candidates are: ‘template<class _Tp> struct std::plus’
  147 |     struct plus;
      |            ^~~~
jp_data/tasks/72023b28d35e11ea899e00163e04388b/contestant.cpp:4:5: note:                 ‘int plus(int, int)’
    4 | int plus(int a, int b)
      |     ^~~~