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Re:我的为什么老是wrong answerIn Reply To:我的为什么老是wrong answer Posted by:2006011415 at 2007-02-28 10:39:44 > #include<iostream>
> using namespace std;
> int main()
> {
> int n=0;int a[11][3];int sum=0,d=0;
> do{
> cin>>n;
> if(n!=-1){
> for(int j=1;j<=n;j++)
> {
>
> cin>>a[j][1]
> >>a[j][2];
>
> }for(j=2;j<=n;j++)
> {d=a[1][1]*a[1][2];
> sum=sum+a[j][1]*(a[j][2]-a[j-1][2]);
> }
> cout<<sum+d<<" "<<"miles"<<endl;
> sum=0;
> }}while(n!=-1);
> return 0;
> }
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