program strings_with_the_same_length
  implicit none
  integer :: n, i
  character(100) :: s, t
  read(*,*) n
  read(*,*) s, t
  do i = 1, n
    write(*,'(a)',advance='no') s(i:i)//t(i:i)
  end do
  write(*,*)
end program strings_with_the_same_length
; 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"

@_QFEs = internal global [100 x i8] undef
@_QFEt = internal global [100 x i8] undef
@_QQcl.ab4c5929bff4e06b5a0154eb03c87592 = linkonce constant [73 x i8] c"/home/ubuntu/Downloads/TheStack_IR/Collated/Fortran/Source_2795/source.f\00"
@_QQcl.286129 = linkonce constant [3 x i8] c"(a)"
@_QQcl.6E6F = linkonce constant [2 x i8] c"no"
@_QQEnvironmentDefaults = local_unnamed_addr constant ptr null

define void @_QQmain() local_unnamed_addr {
  %1 = alloca i32, align 4
  %2 = tail call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.ab4c5929bff4e06b5a0154eb03c87592, i32 5)
  %3 = call i1 @_FortranAioInputInteger(ptr %2, ptr nonnull %1, i32 4)
  %4 = call i32 @_FortranAioEndIoStatement(ptr %2)
  %5 = call ptr @_FortranAioBeginExternalListInput(i32 -1, ptr nonnull @_QQcl.ab4c5929bff4e06b5a0154eb03c87592, i32 6)
  %6 = call i1 @_FortranAioInputAscii(ptr %5, ptr nonnull @_QFEs, i64 100)
  %7 = call i1 @_FortranAioInputAscii(ptr %5, ptr nonnull @_QFEt, i64 100)
  %8 = call i32 @_FortranAioEndIoStatement(ptr %5)
  %9 = load i32, ptr %1, align 4, !tbaa !3
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.lr.ph.preheader, label %._crit_edge

.lr.ph.preheader:                                 ; preds = %0
  %11 = zext i32 %9 to i64
  br label %.lr.ph

.lr.ph:                                           ; preds = %.lr.ph.preheader, %.lr.ph
  %indvars.iv = phi i64 [ 1, %.lr.ph.preheader ], [ %indvars.iv.next, %.lr.ph ]
  %12 = call ptr @_FortranAioBeginExternalFormattedOutput(ptr nonnull @_QQcl.286129, i64 3, ptr null, i32 -1, ptr nonnull @_QQcl.ab4c5929bff4e06b5a0154eb03c87592, i32 8)
  %13 = call i1 @_FortranAioSetAdvance(ptr %12, ptr nonnull @_QQcl.6E6F, i64 2)
  %14 = add nsw i64 %indvars.iv, -1
  %15 = getelementptr [100 x [1 x i8]], ptr @_QFEs, i64 0, i64 %14
  %16 = getelementptr [100 x [1 x i8]], ptr @_QFEt, i64 0, i64 %14
  %17 = alloca [2 x i8], align 1
  %18 = load i8, ptr %15, align 1
  store i8 %18, ptr %17, align 1
  %.unpack = load i8, ptr %16, align 1, !tbaa !3
  %19 = getelementptr inbounds [1 x i8], ptr %17, i64 1
  store i8 %.unpack, ptr %19, align 1, !tbaa !3
  %20 = call i1 @_FortranAioOutputAscii(ptr %12, ptr nonnull %17, i64 2)
  %21 = call i32 @_FortranAioEndIoStatement(ptr %12)
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv, %11
  br i1 %exitcond.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %.lr.ph, %0
  %22 = call ptr @_FortranAioBeginExternalListOutput(i32 -1, ptr nonnull @_QQcl.ab4c5929bff4e06b5a0154eb03c87592, i32 10)
  %23 = call i32 @_FortranAioEndIoStatement(ptr %22)
  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 @_FortranAioInputAscii(ptr, ptr, i64) local_unnamed_addr

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

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

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

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

!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"}
