data-structure
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string中的int转任意进制错误
public static String toString(int n, int radix) { String str = "";
while (n > 0) {
int k = n % radix;
str = (char) (k <= 9 ? k + '0' : k + 'A' - 10)//后一个
+ str;//前一个
n /= radix;
}
return str;
}