Sir, where am i doing mistake. Please help me to figure out my error

#1
#2

hello @chandreshmaurya

#3

Sir, iā€™m still failing in a test case. please help me to correct that. My code -> https://ide.codingblocks.com/s/571201

#4

Sir, please have a look on my doubt.

#5

in line 12 , use =

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