diff --git a/CP Solutions/Codeforces/365B.cpp b/CP Solutions/Codeforces/365B.cpp
new file mode 100644
index 0000000..fc6be60
--- /dev/null
+++ b/CP Solutions/Codeforces/365B.cpp	
@@ -0,0 +1,30 @@
+/*-----Question Link------*/
+http://codeforces.com/contest/365/problem/B
+/*------------------------*/
+
+#include<bits/stdc++.h>
+#define FAST cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0)
+using namespace std;
+
+int main()
+{
+FAST;
+inti(n);
+long a[n];
+for(int i=0;i<n;i++)
+    cin>>a[i];
+int t=2,m=2;;
+for(int i=2;i<n;i++)
+{
+    if(a[i]==a[i-1]+a[i-2])
+        t++;
+    else{
+        if(t>m)
+        m=t;
+        t=2;
+    }
+}if(t>m)
+m=t;
+cout<<min(m,n)<<'\n';
+return 0;
+}