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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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url="https://www.twse.com.tw/exchangeReport/STOCK_DAY?response=json&date=20220330&stockNo=2330"
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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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你會用C的算子sizeof?
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XOR prefixsum CPP python解Leetcode 1829 Maximum XOR for Each Query 其實這裡考慮的是元素個數為2^maximumBit的交換群，運算子為XOR。 [Python code請進]
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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...
32 則留言:
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.security.SecureRandom;import java.util.Arrays;
public class ex02 { static void print(int[]x){ for(int j=0; j<x.length; j++) System.out.println(j+"-->"+x[j]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int[]x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex11029 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd= new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("========="); print(x); System.out.println(sum); double average=(double)sum/x.length; System.out.println(average); }
}
import java.security.SecureRandom;import java.util.Arrays;public class ex_02 { static void print(int []x){ for(int j=0;j<x.length;j++) System.out.println(j+"-->"+x[j]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0;i<x.length;i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }}
import java.security.SecureRandom;import java.util.Arrays;
public class z1127 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); }
public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av);
}
}
import java.security.SecureRandom;import java.util.Arrays;
public class z1127 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int[]x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("==============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
package f1;import java.security.SecureRandom;import java.util.*;public class n1 { static void print(int[] x){ for(int z=0;z<x.length;z++) System.out.println(z+"-->"+x[z]); } public static void main(String[] args) { SecureRandom sc=new SecureRandom(); int[] x=new int[10]; int sum=0; for(int i=0;i<x.length;i++){ x[i]=sc.nextInt(100); sum+=x[i];} print(x); Arrays.sort(x); System.out.println("==========================="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }}
import java.security.SecureRandom;
import java.util.*;
public class ex1 {
static void print(int[]x){
for(int i=0; i<x.length; i++)
System.out.println(i+"-->"+x[i]);
}
public static void main(String[] args) {
SecureRandom rnd=new SecureRandom();
int []x=new int[10];
int sum=0;
for(int i=0; i<x.length; i++){
x[i]=rnd.nextInt(100);
sum+=x[i];
}
print(x);
Arrays.sort(x);
System.out.println("============");
print(x);
System.out.println(sum);
double av=(double)sum/x.length;
System.out.println(av);
}
}
package zxc;
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int[]x){ for(int i=0; i<x.length;i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum = 0 ; for(int i=0; i<x.length;i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("================="); print(x); System.out.println(sum); double av = (double)sum/x.length; System.out.println(av); }
}
package zxc;
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int[]x){ for(int i=0; i<x.length;i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum = 0 ; for(int i=0; i<x.length;i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("================="); print(x); System.out.println(sum); double av = (double)sum/x.length; System.out.println(av); }
}
package zxc;
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int[]x){ for(int i=0; i<x.length;i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum = 0 ; for(int i=0; i<x.length;i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("================="); print(x); System.out.println(sum); double av = (double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.*;public class n1 { static void print(int[] x){ for(int z=0;z<x.length;z++) System.out.println(z+"-->"+x[z]); } public static void main(String[] args) { SecureRandom sc=new SecureRandom(); int[] x=new int[10]; int sum=0; for(int i=0;i<x.length;i++){ x[i]=sc.nextInt(100); sum+=x[i];} print(x); Arrays.sort(x); System.out.println("==========================="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }}
import java.security.SecureRandom;import java.util.Arrays;
public class A10433003 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { // TODO Auto-generated method stub SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("============"); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av);
}
}
public class zxcva { static void print(int b []){ for(int i=0;i<b.length;i++) System.out.println(i+"---------"+b[i]); } public static void main(String[] args) { Random zxc = new Random(); int a =0; int[] b= new int[10]; for(int i=0;i<b.length;i++){ b[i]=zxc.nextInt(99); a+=b[i];} print(b); System.out.print(a); Arrays.sort(b); System.out.println("======="); print(b); double c=(double)a/b.length; System.out.println(c); }
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i<x.length; i++) System.out.println(i+"-->"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int []x){ for(int i=0; i"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("=============="); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }
}
package zxc;
import java.security.SecureRandom;import java.util.Arrays;
public class ex1 { static void print(int[]x){ for(int i=0; i"+x[i]); } public static void main(String[] args) { SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum = 0 ; for(int i=0; i<x.length;i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("================="); print(x); System.out.println(sum); double av = (double)sum/x.length; System.out.println(av); }
}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.security.SecureRandom;import java.util.Arrays;
public class A10433003 { static void print(int []x){ for(int i=0; i"+x[i]); } public static void main(String[] args) { // TODO Auto-generated method stub SecureRandom rnd=new SecureRandom(); int []x=new int[10]; int sum=0; for(int i=0; i<x.length; i++){ x[i]=rnd.nextInt(100); sum+=x[i]; } print(x); Arrays.sort(x); System.out.println("============"); print(x); System.out.println(sum); double av=(double)sum/x.length; System.out.println(av); }}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
import java.util.*;public class ex1 { static void print(int x[]){ for(int i=0;i<x.length;i++){ System.out.println(i+"----"+x[i]);} } public static void main(String[] args) { Random y=new Random(); int []x=new int[10]; int a=0; for(int i=0;i<x.length;i++){ x[i]=y.nextInt(99); a+=x[i];} print(x); Arrays.sort(x); System.out.println(); print(x); System.out.println(a); int b=a/x.length; System.out.println(b); }}
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