uva 10071

uva 10071 back to hifh school physics

/*------------------------------------------------*/
//Problem Setter: Shahriar Manzoor
//Uva Problem No: 10071
//Problem Name  : Back To The High School Physics
//Author        : Shohanur Rahaman
//University    : City University
//E-mail        : [email protected]
//N.B: While Submit the code erase all the  coments above
/*-----------------------------------------------*/
#include<stdio.h>
      int main()
      {
            int v,t;
            while(scanf("%d %d",&v,&t)==2){
                  if(v>=-100 && v<=100 && t>=0 & t<=200){
                              printf("%d\n",2*v*t);
                  }
            }
            return 0;
      }