PKU 2017, Speed Limit. AC

#include <stdio.h> int n,s,h2,h1; int arr[10],i,j; int main() { while(1) { scanf("%d",&n); if(n==-1)break; for(i=0;i<n;i++) { scanf("%d %d",&s,&h2); arr[j]+=s*(h2-h1); h1=h2; } j++; h1=0; } j=0; while(arr[j]) printf("%d miles\n",arr[j++]); return 0; }

Run ID	User	Problem	Result	Memory	Time	Language	Code Length	Submit Time
4060072	jht009	2017	Accepted	204K	0MS	C	297B	2008-09-12 15:11:15

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