Added 1722B - Colourblindness.cpp

Author: vikashpatel24

1722B - Colourblindness.cpp

@@ -0,0 +1,31 @@
+//                                 ॐ नमः शिवाय
+#include<bits/stdc++.h>
+using namespace std;
+#define ll long long
+ 
+// Code Written By: Vikash Patel
+// Codeforces Profile: https://codeforces.com/profile/vikashpatel
+
+bool check(string r1, string r2, int n)
+{
+    for(int i=0; i<n;i++)
+    {
+        if((r1[i]=='R' && r2[i]!='R') || (r2[i]=='R' && r1[i]!='R'))
+        return 0;
+    }
+    return 1;
+}
+int main()
+{
+    int t;
+    cin>>t;
+    while(t--)
+    {
+        int n;
+        cin>>n;
+        string r1,r2;
+        cin>>r1>>r2;
+        cout<<((check(r1, r2, n))?"YES":"NO")<<endl;
+    }
+    return 0;
+}