摘要:
c++string sum(string s1,string s2) { if(s1.length()=0;i--,j--) { s1[i]=char(s1[i]+(j>=0?s2[j]-'0':0)); if(s1[i]-'0'>=10) { s1[i]=char((s1[i]-'0')%10+'0'... 阅读全文
posted @ 2017-04-15 18:56
太子丶
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摘要:
2016湖南省赛 G - Parenthesis (括号匹配) Bobo has a balanced parenthesis sequence P=p 1 p 2…p n of length n and q questions. The i-th question is whether P rem 阅读全文
posted @ 2017-04-15 17:26
太子丶
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