其实不需要额外来的bool数组. int findMinAllOne(int a) { if(a==0) return -1; int num = 1; int count = 1; int r = num%a; int t = 0; while(r && t < a){ num = r*10+1; r = num%a; t++; count++; } if(r) return -1; return count; }
【在 z***y 的大作中提到】 : 其实不需要额外来的bool数组. : int findMinAllOne(int a) { : if(a==0) return -1; : int num = 1; : int count = 1; : int r = num%a; : int t = 0; : while(r && t < a){ : num = r*10+1; : r = num%a;
"一个巴西教授" I wonder if someone from 巴西 a good reference? I have one such person in mind, but did not contact yet, as I suspect that is not a good reference.
t*n
20 楼
why not? 用来在EB1A中体现国际影响力啊
【在 w****u 的大作中提到】 : "一个巴西教授" : I wonder if someone from 巴西 a good reference? : I have one such person in mind, but did not contact yet, as I suspect that : is not a good reference.