StringCompression, unable to identify testcases or not able to understand them

#1

I used the correct logic in this problem but unable to find any test case which I left I checked my code for different strings but it showed correct results. Please help me out.

#2

Hey @tardev00
You didn’t got the quesstion
for string
aaabbaaaa
output should be
a3b2a4

aabbaaabbbddd
output should be
a2b2a3b3d3