1_ForEach_Test.csf. 2_Loops_Test.csf. 20_With_Test.csf. 30_If_Test.csf. 70_Switch_Test.csf. 1_ForEach_Test.csf. 2_Loops_Test.csf. 20_With_Test.csf. 30_If_Test.csf. 70_Switch_Test.csf.