#import <stdio.h>
typedef long long INT;
int main() {
    INT x,y;
    scanf("%lld %lld",&x,&y);
    INT count = 0;
    while(x<=y) {
        x*=2;
        count++;
    }
    printf("%lld", count);
}
; ModuleID = '/data/TheStack_IR/OJ_Samples/Collated/ObjectiveC/Source_650/source.m'
source_filename = "/data/TheStack_IR/OJ_Samples/Collated/ObjectiveC/Source_650/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 [10 x i8] c"%lld %lld\00", align 1
@.str.1 = private unnamed_addr constant [5 x i8] c"%lld\00", align 1

; Function Attrs: nofree nounwind uwtable
define dso_local i32 @main() local_unnamed_addr #0 {
entry:
  %x = alloca i64, align 8
  %y = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %x) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %y) #3
  %call = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %x, ptr noundef nonnull %y)
  %0 = load i64, ptr %y, align 8, !tbaa !5
  %x.promoted = load i64, ptr %x, align 8, !tbaa !5
  %cmp.not4 = icmp sgt i64 %x.promoted, %0
  br i1 %cmp.not4, label %while.end, label %while.body

while.body:                                       ; preds = %entry, %while.body
  %count.06 = phi i64 [ %inc, %while.body ], [ 0, %entry ]
  %mul35 = phi i64 [ %mul, %while.body ], [ %x.promoted, %entry ]
  %mul = shl nsw i64 %mul35, 1
  %inc = add nuw nsw i64 %count.06, 1
  %cmp.not = icmp sgt i64 %mul, %0
  br i1 %cmp.not, label %while.cond.while.end_crit_edge, label %while.body

while.cond.while.end_crit_edge:                   ; preds = %while.body
  store i64 %mul, ptr %x, align 8, !tbaa !5
  br label %while.end

while.end:                                        ; preds = %while.cond.while.end_crit_edge, %entry
  %count.0.lcssa = phi i64 [ %inc, %while.cond.while.end_crit_edge ], [ 0, %entry ]
  %call1 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1, i64 noundef %count.0.lcssa)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %y) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %x) #3
  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: nofree nounwind
declare noundef i32 @printf(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

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 = { 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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
