HDU 1019 Least Common Multiple 数学题解

#include <stdio.h>
int GCD(int a, int b)
{
return b?

GCD(b, a%b) : a;
}

inline int LCM(int a, int b)
{
return a / GCD(a, b) * b;
}

int main()
{
int T, m, a, b;
scanf("%d", &T);
while (T--)
{
scanf("%d %d", &m, &a);
while (--m)
{
scanf("%d", &b);
a = LCM(a, b);
}
printf("%d\n", a);
}
return 0;
}