I have a question , need fast to do to two types of operations:
update: 1 x y element on position x become y;
query : 2 x y number of distinct numbers from the interval [ x , y ];
How to solve this problem,can someone help me??
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Distinct numbers on an interval
I have a question , need fast to do to two types of operations:
update: 1 x y element on position x become y;
query : 2 x y number of distinct numbers from the interval [ x , y ];
How to solve this problem,can someone help me??
Rev. | Lang. | By | When | Δ | Comment | |
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en6 | Omega1 | 2015-07-04 14:42:44 | 37 | |||
en5 | Omega1 | 2015-07-04 14:42:12 | 60 | |||
en4 | Omega1 | 2015-07-04 14:37:25 | 7 | Tiny change: 'ition x being y;\n\n**2' -> 'ition x become y;\n\n**2' | ||
en3 | Omega1 | 2015-07-03 20:40:49 | 2 | Tiny change: 'being y;\n**2 x y*' -> 'being y;\n\n**2 x y*' | ||
en2 | Omega1 | 2015-07-03 20:40:16 | 2 | Tiny change: 'rations:\n**1 x y*' -> 'rations:\n\n**1 x y*' | ||
en1 | Omega1 | 2015-07-03 20:39:48 | 255 | Initial revision (published) |
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