Compress Ambulance Route Directions
Compress Ambulance Route Directions
EasyStrings0% accepted
Bangalore's ambulance dispatch system uses direction codes (N/S/E/W) to communicate routes. A route like 'NNNEEWW' can be compressed to '3N2E2W' to optimize data transmission. Compress ambulance routes to this run-length encoded format.
Approach
Given a string of direction codes (N/S/E/W), compress consecutive identical directions using count+direction format.
Input
NNNEEWW
Output
3N2E2W
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