/** *二进制、三进制、* * @param num、待定数字、* @ return */publicstaticstringconvertdecimaltoternary (intnum ({ stringbuilder while(num0) sb.append (num %3); num /=3; } return sb.reverse ().toString; } 十进制转 n 进制
/** *二进制n进制* * @param num保留数字* @param base n进制* @ return */publicstaticstringdtonb (intnum,int base ) stringbuilder sb . wile(num0) { int tmp=num % base; if(tmp=10 ) sb.append () char ) ) tmp - 10 'A ' ); (else ) sb.append ) tmp; } num /=base; } return sb.reverse ().toString; }