学长只能帮你到这儿了00-HDU1064
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Financial Management
Time Limit: 400/200 MS(Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 6490 Accepted Submission(s): 4035
Problem Description
Larry graduated this year and finally has a job. He’smaking a lot of money, but somehow never seems to have enough. Larry hasdecided that he needs to grab hold of his financial portfolio and solve hisfinancing problems. The first step is to figure out what’s been going on withhis money. Larry has his bank account statements and wants to see how muchmoney he has. Help Larry by writing a program to take his closing balance fromeach of the past twelve months and calculate his average account balance.
Input
The input will be twelve lines. Each line will containthe closing balance of his bank account for a particular month. Each numberwill be positive and displayed to the penny. No dollar sign will be included.
Output
The output will be a single number, the average (mean) ofthe closing balances for the twelve months. It will be rounded to the nearestpenny, preceded immediately by a dollar sign, and followed by the end-of-line.There will be no other spaces or characters in the output.
Sample Input
100.00
489.12
12454.12
1234.10
823.05
109.20
5.27
1542.25
839.18
83.99
1295.01
1.75
Sample Output
$1581.42
#include <stdio.h>
#include <stdlib.h>
int main()
{
float a,s=0;
int i;
for(i=0;i<12;i++){
scanf("%f",&a);
s+=a;
}
s/=12;
printf("$%.2f\n",s);
return 0;
}
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