program prob4
    implicit none
    integer :: N
    integer(8), allocatable :: A(:)
    integer :: i
    integer :: ans, mode
    read(*,*) N
    allocate(A(N))
    read(*,*) A

    ans = 1
    mode = 0 !0:未定 1:増加 2:減少

    do i = 2, N
        if(A(i) == A(i-1)) then
            cycle
        else if(A(i) > A(i-1)) then
            if(mode == 0) then
                mode = 1
            else if(mode == 1) then
                mode = 1
            else 
                ans = ans + 1
                mode = 0
            end if
        else
            if(mode == 0) then
                mode = 2
            else if(mode == 1) then
                ans = ans + 1
                mode = 0
            else 
                mode = 2
            end if            
        end if

    end do
    write(*,*) ans

    deallocate(A)

    stop
contains
end program prob4
; ModuleID = 'FIRModule'
source_filename = "FIRModule"
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"

@_QFEa.0 = internal unnamed_addr global ptr null
@_QFEa.8 = internal unnamed_addr global i64 0
@_QQcl.de2a7acac45a8033dfc5f1c7c2ad3215 = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_7375/source.f\00"
@_QQEnvironmentDefaults = local_unnamed_addr constant ptr null

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #1

; Function Attrs: noreturn
define void @_QQmain() local_unnamed_addr #2 {
  %1 = alloca { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, align 8
  %2 = alloca i32, align 4
  %3 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.de2a7acac45a8033dfc5f1c7c2ad3215, i32 7)
  %4 = call i1 @_FortranAioInputInteger(ptr %3, ptr nonnull %2, i32 4)
  %5 = call i32 @_FortranAioEndIoStatement(ptr %3)
  %6 = load i32, ptr %2, align 4, !tbaa !3
  %7 = call i32 @llvm.smax.i32(i32 %6, i32 0)
  %8 = zext i32 %7 to i64
  %9 = shl nuw nsw i64 %8, 3
  %10 = call ptr @malloc(i64 %9)
  store ptr %10, ptr @_QFEa.0, align 8, !tbaa !7
  store i64 %8, ptr @_QFEa.8, align 8, !tbaa !7
  %11 = call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.de2a7acac45a8033dfc5f1c7c2ad3215, i32 9)
  %.unpack = load ptr, ptr @_QFEa.0, align 8, !tbaa !7
  %.unpack199.unpack.unpack201 = load i64, ptr @_QFEa.8, align 8, !tbaa !7
  store ptr %.unpack, ptr %1, align 8, !tbaa !7
  %.fca.1.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 1
  store i64 8, ptr %.fca.1.gep, align 8, !tbaa !7
  %.fca.2.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 2
  store i32 20180515, ptr %.fca.2.gep, align 8, !tbaa !7
  %.fca.3.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 3
  store i8 1, ptr %.fca.3.gep, align 4, !tbaa !7
  %.fca.4.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 4
  store i8 10, ptr %.fca.4.gep, align 1, !tbaa !7
  %.fca.5.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 5
  store i8 0, ptr %.fca.5.gep, align 2, !tbaa !7
  %.fca.6.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 6
  store i8 0, ptr %.fca.6.gep, align 1, !tbaa !7
  %.fca.7.0.0.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 7, i64 0, i64 0
  store i64 1, ptr %.fca.7.0.0.gep, align 8, !tbaa !7
  %.fca.7.0.1.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 7, i64 0, i64 1
  store i64 %.unpack199.unpack.unpack201, ptr %.fca.7.0.1.gep, align 8, !tbaa !7
  %.fca.7.0.2.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 7, i64 0, i64 2
  store i64 8, ptr %.fca.7.0.2.gep, align 8, !tbaa !7
  %12 = call i1 @_FortranAioInputDescriptor(ptr %11, ptr nonnull %1)
  %13 = call i32 @_FortranAioEndIoStatement(ptr %11)
  %14 = load i32, ptr %2, align 4, !tbaa !3
  %.0181231 = add i32 %14, -1
  %15 = icmp sgt i32 %.0181231, 0
  br i1 %15, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %0
  %.unpack216 = load ptr, ptr @_QFEa.0, align 8, !tbaa !7
  br label %16

16:                                               ; preds = %.lr.ph, %33
  %.0234 = phi i32 [ 0, %.lr.ph ], [ %.1, %33 ]
  %.0178233 = phi i32 [ 2, %.lr.ph ], [ %34, %33 ]
  %.0179232 = phi i32 [ 1, %.lr.ph ], [ %.1180, %33 ]
  %17 = sext i32 %.0178233 to i64
  %18 = add nsw i64 %17, -1
  %19 = getelementptr i64, ptr %.unpack216, i64 %18
  %20 = load i64, ptr %19, align 8, !tbaa !3
  %21 = add i32 %.0178233, -1
  %22 = sext i32 %21 to i64
  %23 = add nsw i64 %22, -1
  %24 = getelementptr i64, ptr %.unpack216, i64 %23
  %25 = load i64, ptr %24, align 8, !tbaa !3
  %26 = icmp eq i64 %20, %25
  br i1 %26, label %33, label %27

27:                                               ; preds = %16
  %28 = icmp sgt i64 %20, %25
  br i1 %28, label %29, label %31

29:                                               ; preds = %27
  %switch = icmp ugt i32 %.0234, 1
  %30 = zext i1 %switch to i32
  %spec.select = add i32 %.0179232, %30
  %not.switch = xor i1 %switch, true
  %spec.select228 = zext i1 %not.switch to i32
  br label %33

31:                                               ; preds = %27
  %cond = icmp eq i32 %.0234, 1
  %32 = zext i1 %cond to i32
  %spec.select229 = add i32 %.0179232, %32
  %spec.select230 = select i1 %cond, i32 0, i32 2
  br label %33

33:                                               ; preds = %31, %29, %16
  %.1180 = phi i32 [ %.0179232, %16 ], [ %spec.select, %29 ], [ %spec.select229, %31 ]
  %.1 = phi i32 [ %.0234, %16 ], [ %spec.select228, %29 ], [ %spec.select230, %31 ]
  %34 = add nuw i32 %.0178233, 1
  %exitcond.not = icmp eq i32 %.0178233, %14
  br i1 %exitcond.not, label %._crit_edge, label %16

._crit_edge:                                      ; preds = %33, %0
  %.0179.lcssa = phi i32 [ 1, %0 ], [ %.1180, %33 ]
  %35 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.de2a7acac45a8033dfc5f1c7c2ad3215, i32 38)
  %36 = call i1 @_FortranAioOutputInteger32(ptr %35, i32 %.0179.lcssa)
  %37 = call i32 @_FortranAioEndIoStatement(ptr %35)
  %.unpack204 = load ptr, ptr @_QFEa.0, align 8, !tbaa !7
  call void @free(ptr %.unpack204)
  store ptr null, ptr @_QFEa.0, align 8, !tbaa !7
  store i64 0, ptr @_QFEa.8, align 8, !tbaa !7
  %38 = call {} @_FortranAStopStatement(i32 0, i1 false, i1 false)
  unreachable
}

declare ptr @_FortranAioBeginExternalListInput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioInputInteger(ptr, ptr, i32) local_unnamed_addr

declare i32 @_FortranAioEndIoStatement(ptr) local_unnamed_addr

declare i1 @_FortranAioInputDescriptor(ptr, ptr) local_unnamed_addr

declare ptr @_FortranAioBeginExternalListOutput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioOutputInteger32(ptr, i32) local_unnamed_addr

declare {} @_FortranAStopStatement(i32, i1, i1) local_unnamed_addr

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

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" }
attributes #1 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" }
attributes #2 = { noreturn }
attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!llvm.module.flags = !{!0, !1, !2}

!0 = !{i32 2, !"Debug Info Version", i32 3}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{!4, !4, i64 0}
!4 = !{!"any data access", !5, i64 0}
!5 = !{!"any access", !6, i64 0}
!6 = !{!"Flang Type TBAA Root"}
!7 = !{!8, !8, i64 0}
!8 = !{!"descriptor member", !5, i64 0}
