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public class DToH {
public static String dtoh_ex(int num)
throws NumberFormatException {
if(num<0) throw new NumberFormatException();
if(num<16) {
return dtoh(num);
} else {
return (dtoh_ex(num/16) + dtoh(num%16));
}
}
private static String dtoh(int num) {
String str[] = {
"0", "1", "2", "3", "4",
"5", "6", "7", "8", "9",
"A", "B", "C", "D", "E", "F"};
return str[num];
}
}
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Author:TBVector
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