30 lines
823 B
C++
30 lines
823 B
C++
#include <bits/stdc++.h>
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using namespace std;
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typedef long long LL;
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int a[10];
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/**
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总结:STL中的全排列函数框架
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do {
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} while (next_permutation(a + 1, a + 10));
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1、只能配合数组使用
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2、注意范围是前闭后开。
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3、效果是可以所有可能出现的全排列
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*/
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int main() {
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LL A, B, C, x, y, z, cnt = 0;
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cin >> A >> B >> C;
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for (int i = 1; i <= 9; i++) a[i] = i;
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do {
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x = a[1] * 100 + a[2] * 10 + a[3];
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y = a[4] * 100 + a[5] * 10 + a[6];
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z = a[7] * 100 + a[8] * 10 + a[9];
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if (x * B == y * A && y * C == z * B) //避免除法,防止爆long long
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printf("%lld %lld %lld\n", x, y, z), cnt++;
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} while (next_permutation(a + 1, a + 10));
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if (!cnt)printf("No!!!");
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return 0;
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} |