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Problems

Implementation
Difficulty
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6985
Tongues
Very easy
6986
Movie
Hard
6987
SMS Poll
Easy
6989
Intelligent Traffic Surveillance
Easy
7013
Absurdistan Roads
Very easy
7018
First Date
Easy
7023
Hanafuda Shuffle
Very easy
7024
Red and Black
7027
Water Tank
Easy
7028
Name the Crossing
Very easy
7047
Intersection — union
7050
Fluorography
Easy
7067
EIT
Easy
7107
Without lift
Easy
7108
Fire control
Very easy
7109
Fire Control - 2
Medium
7113
Maps
Easy
7192
Rectangle
Medium
7195
Test
Easy
7203
Party
Very hard
7206
Sleepwalker
Easy
7207
Square root
Very hard
7209
Chemistry
Easy
7210
Cube
Hard
7214
Common Element
Easy
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