For Practice Problems by Difficulty Level (https://www.codechef.com/problems/school/?itm_medium=navmenu&itm_campaign=problems)
Link to beginner - https://www.codechef.com/problems/school/
- ATM - https://www.codechef.com/problems/HS08TEST
- Enormous Input Test - https://www.codechef.com/problems/INTEST
- Add Two Numbers - https://www.codechef.com/problems/FLOW001
- Number Mirror - https://www.codechef.com/problems/START01
- Sum of Digits - https://www.codechef.com/problems/FLOW006
- Find Remainder - https://www.codechef.com/problems/FLOW002
- Small factorials - https://www.codechef.com/problems/FCTRL2
- First and Last Digit - https://www.codechef.com/problems/FLOW004
- Lucky Four - https://www.codechef.com/problems/LUCKFOUR
- Reverse The Number - https://www.codechef.com/problems/FLOW007
- Finding Square Roots - https://www.codechef.com/problems/FSQRT
- Packaging Cupcakes - https://www.codechef.com/problems/MUFFINS3
- Second Largest - https://www.codechef.com/problems/FLOW017
- Small Factorial - https://www.codechef.com/problems/FLOW018
- Helping Chef - https://www.codechef.com/problems/FLOW008
- Chef and Remissness - https://www.codechef.com/problems/REMISS
- Chef And Operators - https://www.codechef.com/problems/CHOPRT
- Valid Triangles - https://www.codechef.com/problems/FLOW013
- Mahasena - https://www.codechef.com/problems/AMR15A
- The Block Game - https://www.codechef.com/problems/PALL01
- Decrement OR Increment - https://www.codechef.com/problems/DECINC
- Primality Test - https://www.codechef.com/problems/PRB01
- Id and Ship - https://www.codechef.com/problems/FLOW010
- Sum OR Difference - https://www.codechef.com/problems/DIFFSUM
- Total Expenses - https://www.codechef.com/problems/FLOW009
- GCD and LCM - https://www.codechef.com/problems/FLOW016
- Ciel and Receipt - https://www.codechef.com/problems/CIELRCPT
- Cutting Recipes - https://www.codechef.com/problems/RECIPE
- Gross Salary - https://www.codechef.com/problems/FLOW011
- Tanu and Head-bob - https://www.codechef.com/problems/HEADBOB
- Grade The Steel - https://www.codechef.com/problems/FLOW014
- Greedy puppy - https://www.codechef.com/problems/GDOG
- Closing the Tweets - https://www.codechef.com/problems/TWTCLOSE
- Farmer Feb - https://www.codechef.com/problems/POTATOES
- Two v/s Ten - https://www.codechef.com/problems/TWOVSTEN
- Rectangle - https://www.codechef.com/problems/RECTANGL
- Is it a VOWEL or CONSONANT - https://www.codechef.com/problems/VOWELTB
- Minimum Maximum - https://www.codechef.com/problems/MNMX
- Chef and SnackDown - https://www.codechef.com/problems/SNCKYEAR
- Area OR Perimeter - https://www.codechef.com/problems/AREAPERI
- HOW MANY DIGITS DO I HAVE - https://www.codechef.com/problems/HOWMANY
- Chef and digits of a number - https://www.codechef.com/problems/LONGSEQ
- Kitchen Timetable - https://www.codechef.com/problems/KTTABLE
- Farmer and his Plot - https://www.codechef.com/problems/RECTSQ
- ATM Machine - https://www.codechef.com/problems/ATM2
- Mutated Minions - https://www.codechef.com/problems/CHN15A
- Chef and Easy Queries - https://www.codechef.com/problems/CHEFEZQ
- Chef and Rainbow Array - https://www.codechef.com/problems/RAINBOWA
- Two Numbers - https://www.codechef.com/problems/TWONMS
- Chef and Cook-Off - https://www.codechef.com/problems/CCOOK
- Playing with Matches - https://www.codechef.com/problems/MATCHES
- Program Your Own CALCULATOR - https://www.codechef.com/problems/URCALC
- CV - https://www.codechef.com/problems/CV
- FlatLand - https://www.codechef.com/problems/ICL1902
- Buying New Tablet - https://www.codechef.com/problems/TABLET
- Similar Dishes - https://www.codechef.com/problems/SIMDISH
- Lost Weekends - https://www.codechef.com/problems/LOSTWKND
- Chef and Strings - https://www.codechef.com/problems/CHEFSTR1
Link to Easy - https://www.codechef.com/problems/easy/
- Life, the Universe, and Everything - https://www.codechef.com/problems/TEST
- Ciel and A-B Problem - https://www.codechef.com/problems/CIELAB
- Racing Horses - https://www.codechef.com/problems/HORSES
- Uncle Johny - https://www.codechef.com/problems/JOHNY