WA in Median in a stream of integers

ques: https://hack.codingblocks.com/contests/c/547/1274
code: https://ide.codingblocks.com/s/56760
code 2: https://ide.codingblocks.com/s/56761

both give WA

hi kunal, every one got 0 points. It is quite possible that test cases are not correct or output format is not clearly expained.
https://ide.codingblocks.com/s/56782 //My code
Approach - use 2 Heaps (Max Heap and Min Heap)