program main
      implicit integer(a-z)
      character ans*3

      read(*,*)n

      ans="ABC"
      if(n.gt.999) then
              ans="ABD"
      end if

      write(*,*)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"

@_QQcl.bd0beaa398ddd2c5669938e61fa094dc = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_5898/source.f\00"
@_QQcl.414243 = linkonce local_unnamed_addr constant [3 x i8] c"ABC"
@_QQcl.414244 = linkonce local_unnamed_addr constant [3 x i8] c"ABD"
@_QQEnvironmentDefaults = local_unnamed_addr constant ptr null

define void @_QQmain() local_unnamed_addr {
  %1 = alloca [3 x i8], align 1
  %2 = alloca i32, align 4
  %3 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.bd0beaa398ddd2c5669938e61fa094dc, i32 5)
  %4 = call i1 @_FortranAioInputInteger(ptr %3, ptr nonnull %2, i32 4)
  %5 = call i32 @_FortranAioEndIoStatement(ptr %3)
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 1 dereferenceable(3) %1, ptr noundef nonnull align 1 dereferenceable(3) @_QQcl.414243, i64 3, i1 false)
  %6 = load i32, ptr %2, align 4, !tbaa !3
  %7 = icmp sgt i32 %6, 999
  br i1 %7, label %8, label %9

8:                                                ; preds = %0
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 1 dereferenceable(3) %1, ptr noundef nonnull align 1 dereferenceable(3) @_QQcl.414244, i64 3, i1 false)
  br label %9

9:                                                ; preds = %8, %0
  %10 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.bd0beaa398ddd2c5669938e61fa094dc, i32 12)
  %11 = call i1 @_FortranAioOutputAscii(ptr %10, ptr nonnull %1, i64 3)
  %12 = call i32 @_FortranAioEndIoStatement(ptr %10)
  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 ptr @_FortranAioBeginExternalListOutput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioOutputAscii(ptr, ptr, i64) local_unnamed_addr

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #0

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }

!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"}
