2009-10-22 18:24:58來源不明
好熱好熱
作法:
等差導解
/*******************************************************/
#include<stdlib.h>
#include<stdio.h>
main()
{
double x1,x2,x3,t1,t2,t3;
while(scanf("%lf %lf %lf %lf %lf",&t1,&t2,&t3,&x1,&x3)==5)
{
if(t3==t1) printf("%lf\n",x1);
else
printf("%lf\n",x1+(x3-x1)/(t3-t1)*(t2-t1));
}
return 0;
}
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