//usr/bin/env picoc $0 - $@;exit
#include <stdio.h>
int main(){
	int n,x,r=1<<29;
	for(scanf("%d",&n);n--;){
		int r0=0;
		scanf("%d",&x);
		for(;x%2<1;x/=2)r0++;
		if(r>r0)r=r0;
	}
	printf("%d\n",r);
	return 0;
}

; ModuleID = '/data/TheStack_IR/OJ_Samples/Collated/ObjectiveC/Source_661/source.m'
source_filename = "/data/TheStack_IR/OJ_Samples/Collated/ObjectiveC/Source_661/source.m"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-pc-linux-gnu"

@.str = private unnamed_addr constant [3 x i8] c"%d\00", align 1
@.str.1 = private unnamed_addr constant [4 x i8] c"%d\0A\00", align 1

; Function Attrs: nofree nounwind uwtable
define dso_local i32 @main() local_unnamed_addr #0 {
entry:
  %n = alloca i32, align 4
  %x = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %n) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %x) #4
  %call = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %n)
  %0 = load i32, ptr %n, align 4, !tbaa !5
  %dec15 = add nsw i32 %0, -1
  store i32 %dec15, ptr %n, align 4, !tbaa !5
  %tobool.not16 = icmp eq i32 %0, 0
  br i1 %tobool.not16, label %for.end5, label %for.body

for.body:                                         ; preds = %entry, %for.end
  %r.017 = phi i32 [ %spec.select, %for.end ], [ 536870912, %entry ]
  %call1 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %x)
  %x.promoted = load i32, ptr %x, align 4, !tbaa !5
  %rem11 = srem i32 %x.promoted, 2
  %cmp12 = icmp slt i32 %rem11, 1
  br i1 %cmp12, label %for.body3, label %for.end

for.body3:                                        ; preds = %for.body, %for.body3
  %r0.014 = phi i32 [ %inc, %for.body3 ], [ 0, %for.body ]
  %div1013 = phi i32 [ %div, %for.body3 ], [ %x.promoted, %for.body ]
  %inc = add nuw nsw i32 %r0.014, 1
  %div = sdiv i32 %div1013, 2
  %rem = srem i32 %div, 2
  %cmp = icmp slt i32 %rem, 1
  br i1 %cmp, label %for.body3, label %for.cond2.for.end_crit_edge

for.cond2.for.end_crit_edge:                      ; preds = %for.body3
  store i32 %div, ptr %x, align 4, !tbaa !5
  br label %for.end

for.end:                                          ; preds = %for.cond2.for.end_crit_edge, %for.body
  %r0.0.lcssa = phi i32 [ %inc, %for.cond2.for.end_crit_edge ], [ 0, %for.body ]
  %spec.select = call i32 @llvm.smin.i32(i32 %r.017, i32 %r0.0.lcssa)
  %1 = load i32, ptr %n, align 4, !tbaa !5
  %dec = add nsw i32 %1, -1
  store i32 %dec, ptr %n, align 4, !tbaa !5
  %tobool.not = icmp eq i32 %1, 0
  br i1 %tobool.not, label %for.end5, label %for.body

for.end5:                                         ; preds = %for.end, %entry
  %r.0.lcssa = phi i32 [ 536870912, %entry ], [ %spec.select, %for.end ]
  %call6 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i32 noundef %r.0.lcssa)
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %x) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %n) #4
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smin.i32(i32, i32) #3

attributes #0 = { nofree nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #4 = { nounwind }

!llvm.linker.options = !{}
!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"Ubuntu clang version 18.0.0 (++20231007042255+8abb2ace888b-1~exp1~20231007042414.1230)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
