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yanrun
TA貢獻(xiàn)317條經(jīng)驗(yàn) 獲得超240個(gè)贊
private?static?int?binaryToDecimal(int?num)?{
String?s?=?String.valueOf(num);
????????int?x?=?0;
????????for(char?c:?s.toCharArray())
?????????????x?=?x?*?2?+?(c?==?'1'???1?:?0);
????????return?x;
}添加回答
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