http://poj.org/problem?id=1289
#include<iostream>
using namespace std;
int main(){
int init_hei, work_num;
while(cin >> init_hei >> work_num && init_hei != 0){
int n = 0, v1, v2, x;
bool flag = false;
while(!flag){ // 模拟解方程(n+1)^x = init_hei, n^x = work_num。
n ++;
x = 0;
v1 = v2 = 1;
while(1){
if(v1 > init_hei || v2 > work_num)
break;
if(v1 == init_hei && v2 == work_num){
flag = true;
break;
}
v1 *= n + 1;
v2 *= n;
x ++;
}
}
int nowork_num, hei, num, height_sum;
if(n == 1) nowork_num = 0; // 切记比为1的情况应单独考虑。
else nowork_num = (work_num - 1) / (n - 1);
hei = 1;
num = work_num;
height_sum = 0;
for(int i = 0; i <= x; i ++){ // 逐项乘积相加。
height_sum += num * hei;
hei *= n + 1;
num /= n;
}
cout << nowork_num << ' ' << height_sum << endl;
}
return 0;
}
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