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вернуться в форумHow many pairs are there in this case ? ------- 123456788 385358 945872567 5842375 ------- Thank you very much !!! Mail to dinhhongminh@yahoo.com who can write the answers here,Thanks Послано qwt 25 мар 2002 18:07 who can write the answers here,Thanks Re: How many pairs are there in this case ? In case anyone is interested (as the thread is ancient and the poster has probably got AC already), the results are: 123456788 8 106728394 + 16728394 = 123456788 111728394 + 11728394 = 123456788 112178394 + 11278394 = 123456788 112228394 + 11228394 = 123456788 112232894 + 11223894 = 123456788 112233394 + 11223394 = 123456788 112233439 + 11223349 = 123456788 112233444 + 11223344 = 123456788 --- 385358 10 292679 + 92679 = 385358 342679 + 42679 = 385358 347679 + 37679 = 385358 350179 + 35179 = 385358 350279 + 35079 = 385358 350319 + 35039 = 385358 350324 + 35034 = 385358 350326 + 35032 = 385358 350329 + 35029 = 385358 352679 + 32679 = 385358 -- 945872567 1 859884152 + 85988415 = 945872567 -- 5842375 1 5311250 + 531125 = 5842375 |
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