MathDB

8

Part of 2016 India PRMO

Problems(1)

2016 preRMO p8, [x/100 [x/100]]=5

Source:

8/9/2019
Find the number of integer solutions of [x100[x100]]=5\left[\frac{x}{100} \left[\frac{x}{100}\right]\right]= 5
algebrafloor function