2020-06-02

倒置一個數 #include<stdio.h> #include<math.h> suanweishu(int n) { int m = 0; while(n) { n = n/10; m++; }; return m; } int adverse(int n) { int i,m,sum = 0; m = suanweishu(n); while(n) { sum += n%10pow(10,m

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