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Dictionary Problem
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This lesson discusses the problems based on dictionary in Permutations combinations

## Vineet Loomba is teaching live on Unacademy Plus

Vineet Loomba
IITian | No. 1 Educator in IIT-JEE | 6 Million Minutes Watch Time | 8+ Years Experience | Youtube: Maths Wallah | vineetloomba.com

U
thax dear but want back dipansu sir
sir,in case of vineet,aapne E ko ek vaar hi liya hai,lekin usme bhi 120!/2=60 hoga na kyunki E to do baar ayenge usme bhi
ANSH Rank 4th
Nancy gupta
4 months ago
I calculate ur rank is 2nd ...how to calculate ur rank is 4th pls tell me..?
Nancy gupta
4 months ago
sry u are correct ...! yes ur rank is 4th..
Kunal Raghav
16 days ago
rank is 3
Kunal Raghav
16 days ago
rank is 3
Kunal Raghav
16 days ago
2! +1!
Kunal Raghav
16 days ago
sorry 4 😅 I forget to add +1
ATITHI-15
Suraj kumar
3 months ago
I think 28
Palash _ 248th
Suraj kumar
3 months ago
254
R
Rachit
a month ago
254
1. Per muta tiousCombi vation DICTIO NARY PROBLEM Find the ank the oo B. Tech LTT RDhkee) RANDOMin Dichona SACHIN dickion A D M N O R =5,=1,20 S 120 51 = 120 6 DI 6 R A D R A M R A N DOM

2. =51-120 6 O 2 331