Borderou de evaluare (job #638683)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:9:7: error: 'cin' was not declared in this scope 9 | cin>>n; | ^~~ main.cpp:2:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'? 1 | #include <fstream> +++ |+#include <iostream> 2 | using namespace std; main.cpp:22:5: error: 'cout' was not declared in this scope 22 | cout<<nr; | ^~~~ main.cpp:22:5: note: 'std::cout' is defined in header '<iostream>'; did you forget to '#include <iostream>'? main.cpp:8:13: warning: unused variable 'i' [-Wunused-variable] 8 | int n,i,d,a,nr; | ^