#include <iostream>
#include <stdlib.h>
using namespace std;
int main(){
system("cls");
int so;
cout << "Moi ban nhap vao so ma ban muon kiem tra: ";
cin >> so;
switch (so % 2)
{
case 1:
cout << "So " << so <<" la so le" << endl;
break;
case 0:
cout << "So " << so <<" la so chan" << endl;
break;
}
}
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