program main
  implicit none
  integer :: n, i, cur, res = 0
  integer, allocatable :: v(:), c(:)

  read *, n
  allocate (v(n), c(n))
  read *, v
  read *, c
  
  do i = 1, n
    cur = v(i) - c(i)
    if (cur > 0) res = res + cur
  end do

  print '(i0)', res

end program

; 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"

@_QFEc.0 = internal unnamed_addr global ptr null
@_QFEc.8 = internal unnamed_addr global i64 0
@_QFEres = internal unnamed_addr global i32 0
@_QFEv.0 = internal unnamed_addr global ptr null
@_QFEv.8 = internal unnamed_addr global i64 0
@_QQcl.0050e9185d679efcdfa01b8997409f89 = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_4375/source.f\00"
@_QQcl.28693029 = linkonce constant [4 x i8] c"(i0)"
@_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 { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, align 8
  %2 = alloca { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, align 8
  %3 = alloca i32, align 4
  %4 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.0050e9185d679efcdfa01b8997409f89, i32 6)
  %5 = call i1 @_FortranAioInputInteger(ptr %4, ptr nonnull %3, i32 4)
  %6 = call i32 @_FortranAioEndIoStatement(ptr %4)
  %7 = load i32, ptr %3, align 4, !tbaa !3
  %8 = call i32 @llvm.smax.i32(i32 %7, i32 0)
  %9 = zext i32 %8 to i64
  %10 = shl nuw nsw i64 %9, 2
  %11 = call ptr @malloc(i64 %10)
  store ptr %11, ptr @_QFEv.0, align 8, !tbaa !7
  store i64 %9, ptr @_QFEv.8, align 8, !tbaa !7
  %12 = call ptr @malloc(i64 %10)
  store ptr %12, ptr @_QFEc.0, align 8, !tbaa !7
  store i64 %9, ptr @_QFEc.8, align 8, !tbaa !7
  %13 = call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.0050e9185d679efcdfa01b8997409f89, i32 8)
  %.unpack = load ptr, ptr @_QFEv.0, align 8, !tbaa !7
  %.unpack216.unpack.unpack218 = load i64, ptr @_QFEv.8, align 8, !tbaa !7
  store ptr %.unpack, ptr %2, align 8, !tbaa !7
  %.fca.1.gep = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %2, i64 0, i32 1
  store i64 4, 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 %2, 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 %2, 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 %2, i64 0, i32 4
  store i8 9, 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 %2, 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 %2, 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 %2, 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 %2, i64 0, i32 7, i64 0, i64 1
  store i64 %.unpack216.unpack.unpack218, 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 %2, i64 0, i32 7, i64 0, i64 2
  store i64 4, ptr %.fca.7.0.2.gep, align 8, !tbaa !7
  %14 = call i1 @_FortranAioInputDescriptor(ptr %13, ptr nonnull %2)
  %15 = call i32 @_FortranAioEndIoStatement(ptr %13)
  %16 = call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.0050e9185d679efcdfa01b8997409f89, i32 9)
  %.unpack221 = load ptr, ptr @_QFEc.0, align 8, !tbaa !7
  %.unpack228.unpack.unpack230 = load i64, ptr @_QFEc.8, align 8, !tbaa !7
  store ptr %.unpack221, ptr %1, align 8, !tbaa !7
  %.fca.1.gep114 = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 1
  store i64 4, ptr %.fca.1.gep114, align 8, !tbaa !7
  %.fca.2.gep116 = 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.gep116, align 8, !tbaa !7
  %.fca.3.gep118 = 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.gep118, align 4, !tbaa !7
  %.fca.4.gep120 = getelementptr inbounds { ptr, i64, i32, i8, i8, i8, i8, [1 x [3 x i64]] }, ptr %1, i64 0, i32 4
  store i8 9, ptr %.fca.4.gep120, align 1, !tbaa !7
  %.fca.5.gep122 = 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.gep122, align 2, !tbaa !7
  %.fca.6.gep124 = 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.gep124, align 1, !tbaa !7
  %.fca.7.0.0.gep126 = 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.gep126, align 8, !tbaa !7
  %.fca.7.0.1.gep128 = 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 %.unpack228.unpack.unpack230, ptr %.fca.7.0.1.gep128, align 8, !tbaa !7
  %.fca.7.0.2.gep130 = 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 4, ptr %.fca.7.0.2.gep130, align 8, !tbaa !7
  %17 = call i1 @_FortranAioInputDescriptor(ptr %16, ptr nonnull %1)
  %18 = call i32 @_FortranAioEndIoStatement(ptr %16)
  %19 = load i32, ptr %3, align 4, !tbaa !3
  %20 = icmp sgt i32 %19, 0
  br i1 %20, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %0
  %21 = zext i32 %19 to i64
  %_QFEres.promoted = load i32, ptr @_QFEres, align 4, !tbaa !3
  %.unpack233 = load ptr, ptr @_QFEv.0, align 8, !tbaa !7
  %.unpack245 = load ptr, ptr @_QFEc.0, align 8, !tbaa !7
  %xtraiter = and i64 %21, 1
  %22 = icmp eq i32 %19, 1
  br i1 %22, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph.new

.lr.ph.new:                                       ; preds = %.lr.ph
  %unroll_iter = and i64 %21, 4294967294
  br label %23

23:                                               ; preds = %45, %.lr.ph.new
  %indvars.iv = phi i64 [ 1, %.lr.ph.new ], [ %indvars.iv.next.1, %45 ]
  %24 = phi i32 [ %_QFEres.promoted, %.lr.ph.new ], [ %46, %45 ]
  %niter = phi i64 [ 0, %.lr.ph.new ], [ %niter.next.1, %45 ]
  %25 = add nsw i64 %indvars.iv, -1
  %26 = getelementptr i32, ptr %.unpack233, i64 %25
  %27 = load i32, ptr %26, align 4, !tbaa !3
  %28 = add nsw i64 %indvars.iv, -1
  %29 = getelementptr i32, ptr %.unpack245, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !3
  %31 = sub i32 %27, %30
  %32 = icmp sgt i32 %31, 0
  br i1 %32, label %33, label %35

33:                                               ; preds = %23
  %34 = add i32 %24, %31
  store i32 %34, ptr @_QFEres, align 4, !tbaa !3
  br label %35

35:                                               ; preds = %33, %23
  %36 = phi i32 [ %34, %33 ], [ %24, %23 ]
  %37 = getelementptr i32, ptr %.unpack233, i64 %indvars.iv
  %38 = load i32, ptr %37, align 4, !tbaa !3
  %39 = getelementptr i32, ptr %.unpack245, i64 %indvars.iv
  %40 = load i32, ptr %39, align 4, !tbaa !3
  %41 = sub i32 %38, %40
  %42 = icmp sgt i32 %41, 0
  br i1 %42, label %43, label %45

43:                                               ; preds = %35
  %44 = add i32 %36, %41
  store i32 %44, ptr @_QFEres, align 4, !tbaa !3
  br label %45

45:                                               ; preds = %43, %35
  %46 = phi i32 [ %44, %43 ], [ %36, %35 ]
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %niter.next.1 = add i64 %niter, 2
  %niter.ncmp.1 = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1, label %._crit_edge.loopexit.unr-lcssa.loopexit, label %23

._crit_edge.loopexit.unr-lcssa.loopexit:          ; preds = %45
  %47 = add nuw nsw i64 %indvars.iv, 1
  br label %._crit_edge.loopexit.unr-lcssa

._crit_edge.loopexit.unr-lcssa:                   ; preds = %._crit_edge.loopexit.unr-lcssa.loopexit, %.lr.ph
  %indvars.iv.unr = phi i64 [ 0, %.lr.ph ], [ %47, %._crit_edge.loopexit.unr-lcssa.loopexit ]
  %.unr = phi i32 [ %_QFEres.promoted, %.lr.ph ], [ %46, %._crit_edge.loopexit.unr-lcssa.loopexit ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %._crit_edge, label %.epil.preheader

.epil.preheader:                                  ; preds = %._crit_edge.loopexit.unr-lcssa
  %48 = getelementptr i32, ptr %.unpack233, i64 %indvars.iv.unr
  %49 = load i32, ptr %48, align 4, !tbaa !3
  %50 = getelementptr i32, ptr %.unpack245, i64 %indvars.iv.unr
  %51 = load i32, ptr %50, align 4, !tbaa !3
  %52 = sub i32 %49, %51
  %53 = icmp sgt i32 %52, 0
  br i1 %53, label %54, label %._crit_edge

54:                                               ; preds = %.epil.preheader
  %55 = add i32 %.unr, %52
  store i32 %55, ptr @_QFEres, align 4, !tbaa !3
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit.unr-lcssa, %54, %.epil.preheader, %0
  %56 = call ptr @_FortranAioBeginExternalFormattedOutput(ptr nonnull @_QQcl.28693029, i64 4, ptr null, i32 -1, ptr nonnull @_QQcl.0050e9185d679efcdfa01b8997409f89, i32 16)
  %57 = load i32, ptr @_QFEres, align 4, !tbaa !3
  %58 = call i1 @_FortranAioOutputInteger32(ptr %56, i32 %57)
  %59 = call i32 @_FortranAioEndIoStatement(ptr %56)
  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 @_FortranAioInputDescriptor(ptr, ptr) local_unnamed_addr

declare ptr @_FortranAioBeginExternalFormattedOutput(ptr, i64, ptr, i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioOutputInteger32(ptr, i32) 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}
