Problem	prime
User	auser24241
Submission Time	2026-04-14 09:39:26
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

prime.cpp:5:6: error: ‘cin’ in namespace ‘std’ does not name a type
5 | std::cin >> a;
| ^~~
In file included from prime.cpp:2:
/usr/include/c++/9/iostream:60:18: note: ‘std::cin’ declared here
60 | extern istream cin; /// Linked to standard input
| ^~~
prime.cpp:8:1: error: expected unqualified-id before ‘for’
8 | for(i=1, i < b, i++){
| ^~~