最小公倍数

#include<stdio.h>int main(){int a,b,k,t,i;printf("Please input a and:");scanf("%d %d",&a,&b);if(a>1000||a<=0|b>1000||b<=0){printf("Output:\nInput error!\n");return 0;}else{if(a<b){k=a;a=b;b=k;}t=a*b;while(b!=0){i=a%b;a=b;b=i;}printf("Output:");printf("%d\n",t/a);return 0;}}