Problem	wronganswer
User	haiquan
Submission Time	2025-07-15 01:34:25
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

wronganswer.cpp: In function ‘int main()’:
wronganswer.cpp:7:24: error: no match for ‘operator<<’ (operand types are ‘std::istream’ {aka ‘std::basic_istream<char>’} and ‘int’)
7 | int a, b, sum; cin << a << b;
| ~~~ ^~ ~
| | |
| | int
| std::istream {aka std::basic_istream<char>}
wronganswer.cpp:7:24: note: candidate: ‘operator<<(int, int)’ <built-in>
7 | int a, b, sum; cin << a << b;
| ~~~~^~~~
wronganswer.cpp:7:24: note: no known conversion for argument 1 from ‘std::istream’ {aka ‘std::basic_istream<char>’} to ‘int’
In file included from /usr/include/c++/9/regex:62,
from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:110,
from wronganswer.cpp:1:
/usr/include/c++/9/bits/regex.h:1553:5: note: candid