题解 | #小乐乐与进制转换#

#include<stdio.h>
#include <math.h>

long long decimalToBinary(long long decimalnum)
{
    long long binarynum = 0;
    long long rem, temp = 1;

    while (decimalnum!=0)
    {
        rem = decimalnum%6;
        decimalnum = decimalnum / 6;
        binarynum = binarynum + rem*temp;
        temp = temp * 10;
    }
    return binarynum;
}

int main()
{
    long long decimalnum;
    scanf("%lld", &decimalnum);
    printf("%lld", decimalToBinary(decimalnum));
    return 0;
}