Can someone help me with this code?

Question

#include <iostream>
using namespace std;
int main(){
int SomeThing[2][5] = {{0,2,4,6,8},{1,3,5,7,9}};
int x;
cout<<"Choose a number between 0 and 9 and recive a information about that number.\n";
cin>>x;
if(x=SomeThing[0][0] || x=SomeThing[0][1] || x=SomeThing[0][2] || x=SomeThing[0][3] || x=SomeThing[0][4] || x=SomeThing[0][5]){
cout<<"The number you chose is even.\n";
}
else{
cout<<"The number you chose is odd.\n";
}
return 0;
}

Answer 1

#include <iostream>

int main () {

std::cout << "Enter a number > ";
int nn;
std::cin >> nn;
std::cout << std::endl;

if (nn % 2 == 0) {
std::cout << "Even number.\n";
return 0;
}

std::cout << "Odd number.\n";
return 0;
}

^Much less time wasted. Anything you don't understand, ask.