Find the unique positive integer whose square has the form 1_2_3_4_5_6_7_8_9_0,
where each “_” is a single digit.
real 3m17.635s
user 3m12.139s
sys 0m1.282s
206
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Find the unique positive integer whose square has the form 1_2_3_4_5_6_7_8_9_0,
where each “_” is a single digit.
real 3m17.635s
user 3m12.139s
sys 0m1.282s