Interfacing switches with led in de-1 soc using nios v processor in quartus prime software

intel quartus 23.1 std prime verision with nios v/m processor i have only cyclone -v (de-1soc) i run the different examples like interfacing led ,lnterfacing lcd, different examples using nios ii and also iam familiar with eclipse tool.so now i had learn nios v processor with different examples i tried already hello world example with nios v processor in 23.1 std version with riscfree ide and nios v command shell so further i need different examples for practicing nios v processor so please forward me for differnt examples it is helpful to me praticiing the nios v processor

thanking you