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3 18
AC代码:
#include<stdio.h> //第一:赋值A B S 必都用long long ,否则不能通过!
int main() //第二:此题必须用到一个数学公式:(A+1)*A/2*(B+1)*B/2=(A+1)*(B+1)*A*B/4
{
long long A,B;
long long s=0;
while(scanf("%lld %lld",&A,&B)!=EOF)
{
s=(A+1)*A/2*(B+1)*B/2;
printf("%lld\n",s);
}
return 0;
}
#include <stdio.h>//最优代码
main()
{
float a,b;
while(scanf("%f%f",&a,&b)+1)
printf("%.0f\n",(a+1)*a*(b+1)*b/4);
}
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原文地址:http://www.cnblogs.com/1san14/p/4279678.html