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num=12345

a=num;- 5

b=num0;- 45

c=num00;- 345

e=num/10;- 1234

f=num/100;- 123

g=num/1000;- 12

对于后符号参数是10的倍数的情况

/商结果:有几个零,原始数据将从低位丢弃。

%余数结果:中有多少个零?原始数据的低位有多少位?

0laixf3cbi32629.png

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