Create 1235. Maximum Profit in Job Scheduling.cpp

Author: Meghak1

1235. Maximum Profit in Job Scheduling.cpp

@@ -0,0 +1,42 @@
+class Solution {
+public:
+    int jobScheduling(vector<int>& startTime, vector<int>& endTime, vector<int>& profit) {
+        int c_profit,low,high;
+        int n=startTime.size();
+        vector<vector<int>> jobs;
+        for(int i=0;i<n;++i) 
+        {
+            jobs.push_back({endTime[i], startTime[i], profit[i]});
+        }
+        sort(jobs.begin(),jobs.end());
+        vector<int> arr(n,0);
+        arr[0]=jobs[0][2];
+        for(int i=1;i<n;++i)
+        {
+            c_profit=jobs[i][2];
+            low=0,high=i-1;
+            while(low<=high) 
+            {
+                int mid=(low+high)/2;
+                if(jobs[mid][0]<=jobs[i][1])
+                {
+                   if(jobs[mid+1][0]<=jobs[i][1]) 
+                   {
+                        low=mid+1;
+                    } 
+                  else 
+                  {
+                      c_profit +=arr[mid];
+                        break;
+                  }
+         } 
+              else 
+                {
+                    high=mid-1;
+                }
+            }
+       arr[i]=max(c_profit,arr[i-1]);
+     }
+ return arr[n - 1];
+    }
+};