DAA JSD

#include<bits/stdc++.h>
using namespace std;
class job{
    public:
        int jobid, deadline, profit;
};

bool mycompare(job *x, job *y){
    return x->profit > y->profit;
}

int maxProfit(job **obj, int n){
    int max = 0, profit = 0, i, j;
    for(i = 0; i < n; i++){
        if(i == 0)
            max = obj[i]->deadline;
        else
        {
            if(obj[i]->deadline > max)
                max = obj[i]->deadline;
        }
    }
    sort(obj, obj+n, mycompare);
    int store[max] = {0};
    bool slot[max] = {false};

    for(i = 0; i < n; i++)
    {
        for(j = (obj[i]->deadline - 1); j >= 0; j--)
        {
            if(slot[j] == false)
            {
                profit += obj[i]->profit;
                store[j] = obj[i]->jobid;
                slot[j] = true;
                break;
            }
        }
    }
    cout<<"Jobs sequence is: ";
    for(i = 0; i < max; i++)
    {
        if(slot[i])
        {
            cout<<store[i]<<" ";
        }
    }
    return profit;
}

int main()
{
    int i, n, size, max, totalprofit = 0;
    cout<<"Enter the no. of jobs: ";
    cin>>n;
    job *obj[n];
    for(i = 0; i < n; i++)
    {
        obj[i] = (job*) malloc (sizeof(struct job));
        cout<<"Enter jobid, deadline, and profit of job "<<i+1<<endl;
        cin>>obj[i]->jobid;
        cin>>obj[i]->deadline;
        cin>>obj[i]->profit;
    }
    totalprofit = maxProfit(obj, n);
    cout<<"\n Total profit is: "<<totalprofit<<"\n";
    return 0;
}