http://acm.pku.edu.cn/JudgeOnline/problem?id=1004
什么都不说、水题、直接贴代码:
#include <stdio.h>
int main()
{
float array[12],sum = 0,ave;
int i ;
for(i = 0;i<12;i++)
scanf("%f",&array[i]);
for(i = 0;i<12;i++)
sum = sum+array[i];
ave = sum/12.0;
printf("$%.2f/n",ave);
return (0);
}
/*
100.00 489.12 12454.12 1234.10 823.05 109.20 5.27 1542.25 839.18 83.99 1295.01 1.75
$1581.42*/