program main
  implicit none
  integer i,N
  real(8) ans
  real(8),allocatable :: A(:)
  read(*, *) N
  allocate(A(N))
  read(*, *) (A(i), i = 1,N)
  ans = 0
  do i = 1,N
    ans = ans + (1/A(i))
  end do

  write(*, *) 1/ans
end program main

; 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
@_QQcl.8b3d539528f528e67e1e9b621ea8088f = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_3448/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

define void @_QQmain() local_unnamed_addr {
  %1 = alloca i32, align 4
  %2 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.8b3d539528f528e67e1e9b621ea8088f, i32 6)
  %3 = call i1 @_FortranAioInputInteger(ptr %2, ptr nonnull %1, i32 4)
  %4 = call i32 @_FortranAioEndIoStatement(ptr %2)
  %5 = load i32, ptr %1, align 4, !tbaa !3
  %6 = call i32 @llvm.smax.i32(i32 %5, i32 0)
  %7 = zext i32 %6 to i64
  %8 = shl nuw nsw i64 %7, 3
  %9 = call ptr @malloc(i64 %8)
  store ptr %9, ptr @_QFEa.0, align 8, !tbaa !7
  %10 = call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.8b3d539528f528e67e1e9b621ea8088f, i32 8)
  %11 = load i32, ptr %1, align 4, !tbaa !3
  %12 = icmp sgt i32 %11, 0
  br i1 %12, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %0
  %13 = zext i32 %11 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %14 = phi i64 [ %19, %.lr.ph ], [ 1, %.lr.ph.preheader ]
  %.unpack73 = load ptr, ptr @_QFEa.0, align 8, !tbaa !7
  %sext = shl i64 %14, 32
  %15 = ashr exact i64 %sext, 32
  %16 = add nsw i64 %15, -1
  %17 = getelementptr double, ptr %.unpack73, i64 %16
  %18 = call i1 @_FortranAioInputReal64(ptr %10, ptr %17)
  %19 = add nuw nsw i64 %14, 1
  %exitcond.not = icmp eq i64 %14, %13
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %0
  %20 = call i32 @_FortranAioEndIoStatement(ptr %10)
  %21 = load i32, ptr %1, align 4, !tbaa !3
  %22 = icmp sgt i32 %21, 0
  br i1 %22, label %.lr.ph87, label %._crit_edge88

.lr.ph87:                                         ; preds = %._crit_edge
  %23 = zext i32 %21 to i64
  %.unpack = load ptr, ptr @_QFEa.0, align 8, !tbaa !7
  %xtraiter = and i64 %23, 3
  %24 = icmp ult i32 %21, 4
  br i1 %24, label %._crit_edge88.loopexit.unr-lcssa, label %.lr.ph87.new

.lr.ph87.new:                                     ; preds = %.lr.ph87
  %unroll_iter = and i64 %23, 4294967292
  br label %25

25:                                               ; preds = %25, %.lr.ph87.new
  %indvars.iv = phi i64 [ 1, %.lr.ph87.new ], [ %indvars.iv.next.3, %25 ]
  %.085 = phi double [ 0.000000e+00, %.lr.ph87.new ], [ %42, %25 ]
  %niter = phi i64 [ 0, %.lr.ph87.new ], [ %niter.next.3, %25 ]
  %26 = add nsw i64 %indvars.iv, -1
  %27 = getelementptr double, ptr %.unpack, i64 %26
  %28 = load double, ptr %27, align 8, !tbaa !3
  %29 = fdiv contract double 1.000000e+00, %28
  %30 = fadd contract double %.085, %29
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %31 = getelementptr double, ptr %.unpack, i64 %indvars.iv
  %32 = load double, ptr %31, align 8, !tbaa !3
  %33 = fdiv contract double 1.000000e+00, %32
  %34 = fadd contract double %30, %33
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %35 = getelementptr double, ptr %.unpack, i64 %indvars.iv.next
  %36 = load double, ptr %35, align 8, !tbaa !3
  %37 = fdiv contract double 1.000000e+00, %36
  %38 = fadd contract double %34, %37
  %39 = getelementptr double, ptr %.unpack, i64 %indvars.iv.next.1
  %40 = load double, ptr %39, align 8, !tbaa !3
  %41 = fdiv contract double 1.000000e+00, %40
  %42 = fadd contract double %38, %41
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv, 4
  %niter.next.3 = add i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %._crit_edge88.loopexit.unr-lcssa, label %25

._crit_edge88.loopexit.unr-lcssa:                 ; preds = %25, %.lr.ph87
  %.lcssa.ph = phi double [ undef, %.lr.ph87 ], [ %42, %25 ]
  %indvars.iv.unr = phi i64 [ 1, %.lr.ph87 ], [ %indvars.iv.next.3, %25 ]
  %.085.unr = phi double [ 0.000000e+00, %.lr.ph87 ], [ %42, %25 ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge88, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge88.loopexit.unr-lcssa, %.epil.preheader
  %indvars.iv.epil = phi i64 [ %indvars.iv.next.epil, %.epil.preheader ], [ %indvars.iv.unr, %._crit_edge88.loopexit.unr-lcssa ]
  %.085.epil = phi double [ %47, %.epil.preheader ], [ %.085.unr, %._crit_edge88.loopexit.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.epil.preheader ], [ 0, %._crit_edge88.loopexit.unr-lcssa ]
  %43 = add nsw i64 %indvars.iv.epil, -1
  %44 = getelementptr double, ptr %.unpack, i64 %43
  %45 = load double, ptr %44, align 8, !tbaa !3
  %46 = fdiv contract double 1.000000e+00, %45
  %47 = fadd contract double %.085.epil, %46
  %indvars.iv.next.epil = add nuw nsw i64 %indvars.iv.epil, 1
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %._crit_edge88, label %.epil.preheader, !llvm.loop !9

._crit_edge88:                                    ; preds = %._crit_edge88.loopexit.unr-lcssa, %.epil.preheader, %._crit_edge
  %.0.lcssa = phi double [ 0.000000e+00, %._crit_edge ], [ %.lcssa.ph, %._crit_edge88.loopexit.unr-lcssa ], [ %47, %.epil.preheader ]
  %48 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.8b3d539528f528e67e1e9b621ea8088f, i32 14)
  %49 = fdiv contract double 1.000000e+00, %.0.lcssa
  %50 = call i1 @_FortranAioOutputReal64(ptr %48, double %49)
  %51 = call i32 @_FortranAioEndIoStatement(ptr %48)
  ret void
}

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 @_FortranAioInputReal64(ptr, ptr) local_unnamed_addr

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

declare i1 @_FortranAioOutputReal64(ptr, double) local_unnamed_addr

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.smax.i32(i32, i32) #1

attributes #0 = { mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" }
attributes #1 = { 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}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.unroll.disable"}
