提交记录 7581 - Judge Duck Online

用户	题目	状态	得分	用时	内存	语言	代码长度
Robert_JYH	1000. 测测你的 A+B	Compile Error	0	0 ns	0 KB	C++	90 B

提交时间	评测时间
2019-01-25 09:14:53	2020-08-01 01:06:00

代码

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

评测结果

Compilation

N/A

Compile Error

Score: N/A

显示更多

jp_data/tasks/19eaed46d35011ea899e00163e04388b/contestant.cpp: In function ‘int main()’:
jp_data/tasks/19eaed46d35011ea899e00163e04388b/contestant.cpp:5:1: error: ‘cin’ was not declared in this scope; did you mean ‘std::cin’?
    5 | cin>>a>>b;
      | ^~~
      | std::cin
In file included from jp_data/tasks/19eaed46d35011ea899e00163e04388b/contestant.cpp:1:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
   60 |   extern istream cin;  /// Linked to standard input
      |                  ^~~
jp_data/tasks/19eaed46d35011ea899e00163e04388b/contestant.cpp:6:1: error: ‘cout’ was not declared in this scope; did you mean ‘std::cout’?
    6 | cout<<a+b;
      | ^~~~
      | std::cout
In file included from jp_data/tasks/19eaed46d35011ea899e00163e04388b/contestant.cpp:1:
/usr/include/c++/9/iostream:61:18: note: ‘std::cout’ declared here
   61 |   extern ostream cout;  /// Linked to standard output
      |                  ^~~~