Problem	addition
User	Diddylan123
Submission Time	2026-07-26 12:23:41
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

addition.cpp: In function ‘int main()’:
addition.cpp:6:12: error: redeclaration of ‘long long int a’
6 | long long a;
| ^
addition.cpp:5:12: note: ‘long long int a’ previously declared here
5 | long long a;
| ^
addition.cpp:7:6: error: no match for ‘operator<<’ (operand types are ‘std::istream’ {aka ‘std::basic_istream<char>’} and ‘long long int’)
7 | cin << a;
| ~~~ ^~ ~
| | |
| | long long int
| std::istream {aka std::basic_istream<char>}
addition.cpp:7:6: note: candidate: ‘operator<<(int, long long int)’ <built-in>
7 | cin << a;
| ~~~~^~~~
addition.cpp:7:6: 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,