éå½æ¹æ³ï¼
#include <stdio.h>
int gcd(int a,int b) //æ大å
¬çº¦æ°
{int r;
do
{r=a%b;
a=b;
b=r;
}while(r);
return a;
}
int lcm(int a,int b) //æå°å
¬åæ°
{return a*b/gcd(a,b);}
int main() //主å½æ°
{int a,b;
scanf("%d%d",&a,&b);
printf("æ大å
¬çº¦æ°=%d\n",gcd(a,b));
printf("æå°å
¬åæ°=%d\n",lcm(a,b));
return 0;
}
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