hdu 1019 Least Common Multiple
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hdu 1019 Least Common Multiple 题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1019
数学水
题目大意:求一串数的最小公倍数。
题目分析:每输入一个数,求一下中间结果。
code:
#include<stdio.h>int gcd(int a,int b){while(b^=a^=b^=a%=b);return a;}int main(){ int a,lcm,t,n;scanf("%d",&t);while(t--){lcm=1;scanf("%d",&n);while(n--){scanf("%d",&a);lcm=a/gcd(a,lcm)*lcm;}printf("%d\n",lcm);}return 0;}PS:毫无技术含量,由于没看题意WA了两次……
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