第一版
#include<stdio.h> int main() { int n,num,numNext,time; while(scanf("%d",&n)) { if(n==0) break; else{ time=0; num=0; } while(n--) { scanf("%d",&numNext); if(numNext>num) time+=(numNext-num)*6+5; else time+=(num-numNext)*4+5; num=numNext; } printf("%d\n",time); } return 0; }