codechef rainbow problem

RAINBOWA.cpp

@@ -0,0 +1,67 @@
+
+/*
+https://www.codechef.com/AUG17/problems/RAINBOWA/
+*/
+#include <iostream>
+#include <algorithm>
+#include <math.h>
+using namespace std;
+int main() {
+    long long t,n,i;
+    cin>>t;
+    while(t--)
+    {
+        cin>>n;
+        int a[n];
+        int b[n];
+        int c[n];
+        int flag=1;
+        for(i=0;i<n;i++)
+        {
+            cin>>a[i];
+        }
+        for(i=0;i<n/2;i++)
+        {
+            b[i]=a[i];
+        }
+        for(i=0;i<n/2;i++)
+        {
+            c[i]=a[n-i-1];
+        }
+        sort(b,b+(n/2));
+        sort(c,c+(n/2));
+        if(a[n/2]==7)
+        {
+            for(i=0;i<n/2;i++)
+            {
+                if(b[i]==c[i]&&flag==1)
+                {
+                    flag=1;
+                    //cout<<"yes"<<endl;
+                }
+                else
+                {
+
+                    flag=0;
+                }
+
+            }
+            if(flag==1)
+            {
+                cout<<"yes"<<endl;
+            }
+            else if(flag==0)
+            {
+                cout<<"no"<<endl;
+            }
+
+        }
+        else
+        {
+            cout<<"no"<<endl;
+        }
+
+    }
+	// your code goes here
+	return 0;
+}