Borderou de evaluare (job #710652)

Eroare de compilare: main.cpp: In function 'int main()': main.cpp:27:9: error: 'cin' was not declared in this scope 27 | cin >> x; | ^~~ main.cpp:3:1: note: 'std::cin' is defined in header '<iostream>'; did you forget to '#include <iostream>'? 2 | #include <vector> +++ |+#include <iostream> 3 | using namespace std; main.cpp:60:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 60 | for(int i=0; i < v.size()-1; i++) | ~~^~~~~~~~~~~~ main.cpp:65:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'unsigned int'} [-Wsign-compare] 65 | for(int j=i+1; j < v.size(); j++) | ~~^~~~~~~~~~ main.cpp:19:22: warning: unused variable 'sizev' [-Wunused-variable] 19 | int n, p, x, cx, sizev, nrsecvente=0, y; | ^~~~~