Data commit

Task/Josephus-problem/Batch-File/josephus-problem.bat

@@ -0,0 +1,31 @@
+@echo off
+setlocal enabledelayedexpansion
+
+set "prison=41"		%== Number of prisoners ==%
+set "step=3"		%== The step... ==%
+set "survive=1"		%== Number of survivors ==%
+call :josephus
+
+set "prison=41"
+set "step=3"
+set "survive=3"
+call :josephus
+pause
+exit /b 0
+
+	%== The Procedure ==%
+:josephus
+set "surv_list="
+for /l %%S in (!survive!,-1,1) do (
+	set /a "m = %%S - 1"
+	for /l %%X in (%%S,1,!prison!) do (
+		set /a "m = (m + step) %% %%X"
+	)
+	if defined surv_list (
+		set "surv_list=!surv_list! !m!"
+	) else (
+		set "surv_list=!m!"
+	)
+)
+echo !surv_list!
+goto :EOF