Source File not comiled error message occures

include <iostream>
include <stdlib.h>
include <time.h>

using namespace std;

main(){#include <iostream>
#include <stdlib.h>
#include <time.h>
using namespace std;
main(){
    //declaraing and initialization integers
    int secretNumber = 0,  UserNum=0;
    int UpperRange=0 , userMaxRand=0, LowerRange=0;
    cout<<"My Student ID Mc140402241 "<<endl;
    //Prompt the user to enter upper and lower Range for integers
    cout<<"Please Enter Lower Range: ";
    cin>>LowerRange;
    cout<<"Please Enter Upper Range: ";
    cin>>UpperRange;
    // loop for exit program if invalid entery of number (if numbers are same or less from Lower Range) and if condition is true it will proceed next
    if (UpperRange<=LowerRange)
    {
     cout<<"Your Upper Range Must Be Greater Then Lower Range"<<endl;
     }
     else if (LowerRange==UpperRange)
     {
     cout<<"Your Lower Range Must Be Smaller Then Upper Range"<<endl;
     }
     else
     {
    cout<<"Computer is calculating a random secret number...";
    // Getting maximum number for randomizing from lower and upper Ranges
    userMaxRand= UpperRange-LowerRange;
    srand(time(NULL)); // This will ensure a really randomized number by help of time
    // Randomizing the number
    secretNumber = rand()% userMaxRand+LowerRange;
     //On finishing randomiz number
    cout<<"Done!"<<endl<<endl;
    //Prompt the user to enter Guessing Number
    cout<<"Please guesss the secret number in the range ["<<LowerRange<<" - "<<UpperRange<<" ]: ";
    cin>>UserNum;
    //Loop for compairing User guessing number with secretNumber of program
    if(UserNum > secretNumber){
        cout<<"Oooppssss...your entered number is too high...Computer won"<<endl;
    }    
    else if(UserNum < secretNumber){
        cout<<"Oooppssss...your entered number is too low...Computer won"<<endl;
    }         
    else if(UserNum == secretNumber) {
        cout<<"Wawoooo...Congratulations!...You won"<<endl;
    }    
    else{
        cout<<"Invalid Input"<<endl;        
    }    
    cout<<"\n\nSecret Number was: "<<secretNumber<<endl<<endl;

    system("pause");
     }



//declaraing and initialization integers
int secretNumber = 0,  UserNum=0;
int UpperRange=0 , userMaxRand=0, LowerRange=0;
cout<<"My Student ID Mc140402241 "<<endl;
//Prompt the user to enter upper and lower Range for integers
cout<<"Please Enter Lower Range: ";
cin>>LowerRange;
cout<<"Please Enter Upper Range: ";
cin>>UpperRange;
// loop for exit program if invalid entery of number (if numbers are same or less from Lower Range) and if condition is true it will proceed next
if (UpperRange<=LowerRange)
{
 cout<<"Your Upper Range Must Be Greater Then Lower Range"<<endl;
 }
 else if (LowerRange==UpperRange)
 {
 cout<<"Your Lower Range Must Be Smaller Then Upper Range"<<endl;
 }
 else
 {
cout<<"Computer is calculating a random secret number...";
// Getting maximum number for randomizing from lower and upper Ranges
userMaxRand= UpperRange-LowerRange;
srand(time(NULL)); // This will ensure a really randomized number by help of time
// Randomizing the number
secretNumber = rand()% userMaxRand+LowerRange;
 //On finishing randomiz number
cout<<"Done!"<<endl<<endl;
//Prompt the user to enter Guessing Number
cout<<"Please guesss the secret number in the range ["<<LowerRange<<" - "<<UpperRange<<" ]: ";
cin>>UserNum;
//Loop for compairing User guessing number with secretNumber of program
if(UserNum > secretNumber){
    cout<<"Oooppssss...your entered number is too high...Computer won"<<endl;
}    
else if(UserNum < secretNumber){
    cout<<"Oooppssss...your entered number is too low...Computer won"<<endl;
}         
else if(UserNum == secretNumber) {
    cout<<"Wawoooo...Congratulations!...You won"<<endl;
}    
else{
    cout<<"Invalid Input"<<endl;        
}    
cout<<"\n\nSecret Number was: "<<secretNumber<<endl<<endl;

system("pause");
 }

If you tell people what the error message is, they can tell you what it means. As it is, it looks like you have cut and paste your code three times, over the top of itself, so you've presented us with a complete mess.

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