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教育部為提昇全民資安素養與電腦防護能力，本部於101年9月5日至11月5日舉辦「全民資安素養自我評量」活動，請在活動期間內踴躍上網檢測資訊安全素養認知程度，並有機會參與抽獎，詳情請參閱活動網站（網址： https://isafe.moe.edu.tw/event
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先說明一下這是後知後覺的解答，所謂後知就是股票價格已知存在陣列(清單)，當然就要用迴圈練習，雙迴圈暴力解需時O(n**2)，當然不用，採python單一迴圈解答「最佳股票的買賣時機#LeetCode 121 Best Time to Buy and Sell Stock」，解...
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url="https://www.twse.com.tw/exchangeReport/STOCK_DAY?response=json&date=20220330&stockNo=2330"
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你會用C的算子sizeof?
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Python C++使用字串find迴圈速解Leetcode 2490 Circular Sentence C++ & Python都有字串的find，用法都類似 split=s.find(' ', split+1)能找到s從index=split+1開...
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Python CPP heap priority queue速解L eetcode 2530. Maximal Score After Applying K Operations heap/priority queue是重要的資料結構，無論是C++的std::priority_q...
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public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,75,85,60,90};
int[] c={3,2,3,3,2};
int sum=0;
⋯⋯int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average);}
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello1 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello1 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B10033004 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(String[] args) {
int[] t={80,75,85,60,};
int[] c={2,3,2,3};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("總分:"+sum);
System.out.printf("平均" +(float)average); }
}
public class Ex2 {
public static void main(String[]args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class hello2 {
public static void main(String[] args) {
// TODO Auto-generated method stub
int[] t={60,80,75,95};
int[] c={1,4,2,1};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average); }
}
class Ex3
{
static int gcd(int x,int y)
{
int r=x%y;
if(r==0)
return y;
else
return gcd(y,r);
}
public static void main(String[] args)
{
int x=123456789;
int y=345634567;
int z=gcd(x,y);
System.out.println(z);
}
}
public class happyday {
public static void main(String[] args) {
// TODO Auto-generated method stub
int[] t={60,80,75,95};
int[] c={1,4,2,1};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average); }
}
public class B10033020 {
public static void main(string[] args) {
int[] t={95,70,85,55,80};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("總分:"+sum);
system.out.printf("平均:"+(float)average); }
}
public class Ex2 {
public static void main(String[]args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class Ex2 {
public static void main(String[]args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class B10033020 {
public static void main(String[] args) {
int[] t={95,70,85,55,80};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("總分:"+sum);
System.out.printf("平均:"+(float)average); }
}
public class jas {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
package p1;
public class hw1
{
public static void main(String[] args)
{
int [] a={99,54,75,66};
int [] b={2,4,2,1};
int sum=0;
int ave=0;
float average;
for(int i=0;i<b.length;i++)
sum=sum+a[i]*b[i];
for(int j=0;j<b.length;j++)
ave=ave+b[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class hw2
{
public static void main(String[] args)
{
int a[]={95,90,85,95,90};
int b[]={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<b.length;i++)
{
sum+=a[i]*b[i];
ave+=b[i];
}
average=sum/ave;
System.out.println("sum:"+sum);
System.out.println("average:"+(float)average);
}
}
public class NYPD
{
public static void main(string[] args)
{
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average);
}
}
public class B9833084
{
static int gcd(int x,int y)
{
int r=x%y;
if(r==0) return y;
else
return gcd (y,r);
}
public static void main(String[] args)
{
int x=123456789,y=345634567;
System.out.println("gcd:"+gcd(x,y));
}
}
EX2
public class
{
public static void main(string[] args)
{
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average);
}
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B10033044 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hw2
{
public static void main(String[] args)
{
int a[]={95,90,85,95,90};
int b[]={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<b.length;i++)
{
sum+=a[i]*b[i];
ave+=b[i];
}
average=sum/ave;
System.out.println("sum:"+sum);
System.out.println("average:"+(float)average);
}
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class ex2 {
public static void main(String[] args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class B10033045 {
public static void main(String[] args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class B5566 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B5566 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B {
public static void main(String[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
class b10033009
{
static int gcd(int x,int y)
{
int r=x%y;
if(r==0)
return y;
else
return gcd(y,r);
}
public static void main(String[] args)
{
int x=123456789;
int y=345634567;
int z=gcd(x,y);
System.out.println(z);
}
}
public class B10033032 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B9733002鍾志捷 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,75,85,60,90};
int[] c={3,2,3,3,2};
int sum=0;
⋯⋯int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average);}
}
public class B10033042 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B10033042 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class B10033057 {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class aaa {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class yano {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,95,95,95,95};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class Ex2 {
public static void main(String[]args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class asd {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class b10033016 {
public static void main(String[] args) {
int[] t={60,62,75,68,70};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(String[] args) {
int[] t={80,75,85,60,};
int[] c={2,3,2,3};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("總分:"+sum);
System.out.printf("平均" +(float)average); }
}
2
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class Ex2 {
public static void main(String[]args) {
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
System.out.println("sum:"+sum);
System.out.printf("average:"+(float)average);
}
}
public class hw2
{
public static void main(String[] args)
{
int a[]={95,90,85,95,90};
int b[]={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<b.length;i++)
{
sum+=a[i]*b[i];
ave+=b[i];
}
average=sum/ave;
System.out.println("sum:"+sum);
System.out.println("average:"+(float)average);
}
}
public class 123 {
/**
* @param args
*/
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
public class hello {
public static void main(string[] args) {
// TODO Auto-generated method stub
int[] t={95,90,85,95,90};
int[] c={3,2,3,3,2};
int sum=0;
int ave=0;
float average;
for(int i=0;i<c.length;i++)
sum+=t[i]*c[i];
for(int j=0;j<c.length;j++)
ave+=c[j];
average=sum/ave;
system.out.println("sum:"+sum);
system.out.printf("average:"+(float)average); }
}
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