实例 - 十进制转换为八进制

include

include

int convertDecimalToOctal(int decimalNumber);
int main()
{
int decimalNumber;

printf("输入一个十进制数: ");
scanf("%d", &decimalNumber);

printf("十进制数 %d 转换为八进制为 %d", decimalNumber, convertDecimalToOctal(decimalNumber));

return 0;

}

int convertDecimalToOctal(int decimalNumber)
{
int octalNumber = 0, i = 1;

while (decimalNumber != 0)
{
    octalNumber += (decimalNumber % 8) * i;
    decimalNumber /= 8;
    i *= 10;
}

return octalNumber;

}