27 lines
597 B
C++
27 lines
597 B
C++
#include <bits/stdc++.h>
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using namespace std;
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const int N = 10010;
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int b[N];
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void MeiGuiShu() {
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// 枚举出所有4位数的玫瑰花数，利用桶进行保存
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for (int i = 1000; i <= 9999; i++) {
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int x = i, sum = 0;
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while (x) {
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int a = x % 10;
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x /= 10;
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sum += a * a * a * a;
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}
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if (sum == i) b[i] = 1;
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}
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}
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int main() {
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// 标识玫瑰数
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MeiGuiShu();
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int n, m;
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cin >> n >> m;
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for (int i = n; i <= min(m, 9999); i++)
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if (b[i]) cout << i << endl;
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return 0;
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} |