Description: Problem for triangle symbols, symbols of the first line of the triangle has n symbols. Symbols for "+" or "-" , the following symbols for each line obtained by the uplink, with the No. 2 the following are the "+" , No. 2 The following are different "-."
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3
.\符号三角形
.\..........\H11 -- 符号三角形.htm
.\..........\符号三角形.cpp
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