Added a code to print a bar graph

bar_graph.cpp

@@ -0,0 +1,65 @@
+#include<iostream>
+
+using namespace std;
+
+void plot(int ar[], int n)
+{
+    int highest=0;
+    for(int i=0; i<n; i++)
+    {
+        if(ar[i]>highest)
+            highest=ar[i];
+    }
+    cout<<endl;
+    for(int c=highest;c> 0;c--)
+    {
+        if(highest<10)
+        {
+            cout<<"\t\t";
+            cout<<" "<<highest<<"-|";
+            cout<<"\t";
+        }
+        else
+        {
+            cout<<"\t\t";
+            cout<<highest<<"-|";
+            cout<<"\t";
+        }
+
+        for(int r=0;r<n;r++)
+        {
+            if(ar[r]<highest)
+                cout<<"\t";
+            if(ar[r]>=highest)
+                cout<<"|##|\t";
+        }
+
+        highest--;
+        cout<<endl;
+    }
+    cout<<"\t\t___|_________";
+    for(int k=n;k>0;k--)
+        cout<<"________";
+    cout<<endl;
+    cout<<"\t\t\t ";
+    for(int k=0;k<n;k++)
+        cout<<k+1<<"       ";
+    cout<<"\n\n";
+}
+
+int main()
+{
+
+    cout<<"Enter the total no. of data entries : ";
+    int n;
+    cin>>n;
+    int ar[n];
+
+    for(int i=0; i<n; i++)
+    {
+        cout<<"\nEnter the value of no."<<i+1<<" element : ";
+        cin>>ar[i];
+
+    }
+    plot(ar,n);
+}