输入一个数,然后把它倒着输出.这段 “while(s1) { s2=s2*10+s1%10; s1=s1/10; }”代码看不懂,#include void main(){ long s1,s2=0;printf("请输入一个整数:\n");scanf("%ld",&s1);while(s1){s2=s2*10+s1%10;s1=s1/10;}printf("反转后
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![输入一个数,然后把它倒着输出.这段 “while(s1) { s2=s2*10+s1%10; s1=s1/10; }”代码看不懂,#include void main(){ long s1,s2=0;printf(](/uploads/image/z/8316857-65-7.jpg?t=%E8%BE%93%E5%85%A5%E4%B8%80%E4%B8%AA%E6%95%B0%2C%E7%84%B6%E5%90%8E%E6%8A%8A%E5%AE%83%E5%80%92%E7%9D%80%E8%BE%93%E5%87%BA.%E8%BF%99%E6%AE%B5+%E2%80%9Cwhile%28s1%29+%7B+s2%3Ds2%2A10%2Bs1%2510%3B+s1%3Ds1%2F10%3B+%7D%E2%80%9D%E4%BB%A3%E7%A0%81%E7%9C%8B%E4%B8%8D%E6%87%82%2C%23include+void+main%28%29%7B+long+s1%2Cs2%3D0%3Bprintf%28%22%E8%AF%B7%E8%BE%93%E5%85%A5%E4%B8%80%E4%B8%AA%E6%95%B4%E6%95%B0%3A%5Cn%22%29%3Bscanf%28%22%25ld%22%2C%26s1%29%3Bwhile%28s1%29%7Bs2%3Ds2%2A10%2Bs1%2510%3Bs1%3Ds1%2F10%3B%7Dprintf%28%22%E5%8F%8D%E8%BD%AC%E5%90%8E)
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