program prob41
    implicit none
    integer :: n,k
    read(*,*) n,k
    if(k /= 1) then
        write(*,*) n-k
    else
        write(*,*) "0"
    end if
    stop
contains
end program prob41
; 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.ef3b7ab7bbe2316ee5eeccf50208821e = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_4045/source.f\00"
@_QQcl.30 = linkonce constant [1 x i8] c"0"
@_QQEnvironmentDefaults = local_unnamed_addr constant ptr null

; Function Attrs: noreturn
define void @_QQmain() local_unnamed_addr #0 {
  %1 = alloca i32, align 4
  %2 = alloca i32, align 4
  %3 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.ef3b7ab7bbe2316ee5eeccf50208821e, i32 4)
  %4 = call i1 @_FortranAioInputInteger(ptr %3, ptr nonnull %2, i32 4)
  %5 = call i1 @_FortranAioInputInteger(ptr %3, ptr nonnull %1, i32 4)
  %6 = call i32 @_FortranAioEndIoStatement(ptr %3)
  %7 = load i32, ptr %1, align 4, !tbaa !3
  %.not = icmp eq i32 %7, 1
  br i1 %.not, label %14, label %8

8:                                                ; preds = %0
  %9 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.ef3b7ab7bbe2316ee5eeccf50208821e, i32 6)
  %10 = load i32, ptr %2, align 4, !tbaa !3
  %11 = load i32, ptr %1, align 4, !tbaa !3
  %12 = sub i32 %10, %11
  %13 = call i1 @_FortranAioOutputInteger32(ptr %9, i32 %12)
  br label %17

14:                                               ; preds = %0
  %15 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.ef3b7ab7bbe2316ee5eeccf50208821e, i32 8)
  %16 = call i1 @_FortranAioOutputAscii(ptr %15, ptr nonnull @_QQcl.30, i64 1)
  br label %17

17:                                               ; preds = %8, %14
  %.sink = phi ptr [ %9, %8 ], [ %15, %14 ]
  %18 = call i32 @_FortranAioEndIoStatement(ptr %.sink)
  %19 = 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 ptr @_FortranAioBeginExternalListOutput(i32, ptr, i32) local_unnamed_addr

declare i1 @_FortranAioOutputInteger32(ptr, i32) local_unnamed_addr

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

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

attributes #0 = { noreturn }

!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"}
