2. Bit Toggle

Community Submissions (1506)

UdhayashankarUmapathy

UdhayashankarUmapathy

0

14

N200308MANNAVAPRABHAS

N200308MANNAVAPRABHAS

0

22

mostafamohamed

0

19

GauthamShankar

0

20

LaNhtMinh

0

11

BibhayKumar

0

19

KUNJGOTHI

0

28

LuizGustavoMedeiros

LuizGustavoMedeiros

0

20

NagendraBabu

0

15

nithishkumar212006

nithishkumar212006

0

26

mohamedfrioui

0

19

shreyassathe04

0

10

LcDng

0

8

AnbuselvanSECE

0

12

VengatesanRajan

VengatesanRajan

0

12

QucThiNguyn

0

15

PavanPurohith

0

16

zaniolokhngngheti

0

12

MOHAMMEDABRARRACT

MOHAMMEDABRARRACT

0

15

JordiM

0

21

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Input

8

Expected Output

40