Check entered student mark is valid or not Test Case 1 Input (stdin) 125 Expected Output Invalid Mark Test Case 2 Input (stdin) -5 Expected Output Invalid Mark
#include <iostream>
using namespace std;
int main()
{
float n;
cin>>n;
if(n<0)
cout<<"Invalid Mark";
else if(n<=100)
cout<<"Valid Mark";
else
cout<<"Invalid Mark";
return 0;
}