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#include <bits/stdc++.h>
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using namespace std;
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int a, b;
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//最大公约数，辗转相除法
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int gcd(int a, int b) {
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if (b == 0) return a;
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return gcd(b, a % b);
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}
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//最小公倍数
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int lcm(int a, int b) {
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return a * b / gcd(a, b);
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}
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int main() {
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cin >> a >> b;
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printf("%d,%d", gcd(a, b), lcm(a, b));
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return 0;
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} |
