???? 18? ?? ?2????? ??????? ?? ?74? ??????(????? ??,?????? ??) ?? ??? 200m ???? 2?30?23?? ???? ??? ?????? ??? ????.

?? ?? 100m??? 1?11?51? ?????? ??? ???? ?? 200m?? ??? ???? ?? ?? ?? ???? ?????.

???? ???? ???? ? ????????? ?? ?????????? ??? ?? ?? ???? ?? 100m? 200m ???? ???.

???? ???? ?? ????? ???(17). 2000? ???????? ?? ?????? ????? ?? ?? 200m?? ???? ?? ??? ????? 11?? ???? ???? ?? ???????? ??? ?? ??????(2?28?21)? ??? ???? 2?32?73? ??? ????? ????? ??? ???.

?? ???? ????? ?? ?74? ?????? ??? ??????? ??? ?? ???? ???-???(???)?? ??? ??? ????? ??.

50m ?? ? ? ???? ?? ???? ???? ???? ? ?? ??? 50m? ?? ??. 150m?? 50m? ?? 24?? ????? ??? ???? ??? 50m?? ?? ???? 22?? ????? ?? ??? ?? ????.

???? ???(19·????1)? ???? ??? 400m ???? 4?38?55? 94? ???? ?? ????(4?39?52)? 8??? ???? ????.

? ???? ??? ????? ????? ?? ???? ????? ???? ?? 4? ??? ?? ?? ???? 1??? ????.

?? ???? ??? 400m?? ???(17·????2)? 4?53?46? ??????? ??? ???(16·????)? 0.27??? ???? 1?? ??.

??〓? ??? jeon@donga.com

◇18? ??

▽???? 400m

△???〓????(??)4?53?51△???〓????(??)5?05?81△???〓????(??)4?35?28△???〓????(???)4?53?46 ???△???〓????(???)4?38?55 ???△???〓????(??)5?25?07△????〓????(??)4?46?24 ???△????〓????(????)5?16?64

▽??? 400m

△???〓????(??)4?13?△???〓????(??)4?27?19△???〓????(??)4?08?66△???〓????(???)4?22?58△???〓????(???)4?06?16△???〓????(4?46?13)△????〓????(4?07?71)△????〓????(????)4?36?87

▽?? 200m

△???〓????(??)2?09?78△???〓????(??)2?18?57△???〓????(??)2?05?20△???〓????(??)2?19?27△???〓????(???)2?04?09△???〓????(??)2?19?56△????〓????(??)2?22?06△????〓????(????)2?21?41

▽?? 200m

△???〓????(??)2?31?98△???〓????(??)2?30?23△???〓????(???)2?25?97△???〓????(??)2?32?73△???〓????(???)2?26?37△???〓????(??)2?55?28△????〓????(????)2?31?22 ???△????〓????(????)2?41?54

▽?? 400m

△???=??? 3?50?15△???=???? 4?14?36△???=??? 3?39?17△???=???? 4?00?16 ???△???=???? 3?35?41△???=??? 4?15?80△????=?????? 3?36?82△????=?????? 4?02?37