hdu 4278 Faulty Odometer
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=4278
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
#include<cstdio> #include<cstring> #include<iostream> #include<algorithm> using namespace std; int map1[11] = {0,1,2,0,3,4,5,6,0,7,8}; int map2[11] = {1,8,64,512,4096,32768,262144,2097152,16777216,134217728,1073741824}; int main() { //freopen("E:\\acm\\input.txt","r",stdin); int a; int num; while(cin>>a && a){ num = a; int sum = 0; int cnt = 0; while(a){ int temp = a%10; a /= 10; sum += map1[temp] * map2[cnt++]; } printf("%d: %d\n",num,sum); } }