https://padlet.com/longbt/Bookmarks Được tạo với một tâm trí cởi mở en-us 2022-02-14 09:38:26 UTC 2023-12-20 01:35:25 UTC hello@padlet.com longbt https://padlet.com/longbt/Bookmarks/wish/2078794632 2022-03-05 01:25:08 UTC https://padlet.com/longbt/Bookmarks/wish/2078794632 https://padlet.com/longbt/Bookmarks/wish/2078797048 2022-03-05 01:29:33 UTC https://padlet.com/longbt/Bookmarks/wish/2078797048 cauvangvn6 https://padlet.com/longbt/Bookmarks/wish/2078797113 2022-03-05 01:29:40 UTC https://padlet.com/longbt/Bookmarks/wish/2078797113 https://padlet.com/longbt/Bookmarks/wish/2078797226

]]> 2022-03-05 01:29:50 UTC https://padlet.com/longbt/Bookmarks/wish/2078797226 https://padlet.com/longbt/Bookmarks/wish/2078797323 2022-03-05 01:30:01 UTC https://padlet.com/longbt/Bookmarks/wish/2078797323 binbigpro2006 https://padlet.com/longbt/Bookmarks/wish/2078797329 2022-03-05 01:30:02 UTC https://padlet.com/longbt/Bookmarks/wish/2078797329 https://padlet.com/longbt/Bookmarks/wish/2078797603 2022-03-05 01:30:35 UTC https://padlet.com/longbt/Bookmarks/wish/2078797603 https://padlet.com/longbt/Bookmarks/wish/2078798884 2022-03-05 01:32:56 UTC https://padlet.com/longbt/Bookmarks/wish/2078798884 https://padlet.com/longbt/Bookmarks/wish/2078798934 2022-03-05 01:33:01 UTC https://padlet.com/longbt/Bookmarks/wish/2078798934 creepn2001 https://padlet.com/longbt/Bookmarks/wish/2078799044 2022-03-05 01:33:14 UTC https://padlet.com/longbt/Bookmarks/wish/2078799044 https://padlet.com/longbt/Bookmarks/wish/2078801460 2022-03-05 01:37:41 UTC https://padlet.com/longbt/Bookmarks/wish/2078801460 https://padlet.com/longbt/Bookmarks/wish/2078803717 2022-03-05 01:41:16 UTC https://padlet.com/longbt/Bookmarks/wish/2078803717 https://padlet.com/longbt/Bookmarks/wish/2078803889 2022-03-05 01:41:32 UTC https://padlet.com/longbt/Bookmarks/wish/2078803889 https://padlet.com/longbt/Bookmarks/wish/2078804651 2022-03-05 01:42:42 UTC https://padlet.com/longbt/Bookmarks/wish/2078804651 cauvangvn6 https://padlet.com/longbt/Bookmarks/wish/2078804859 2022-03-05 01:43:06 UTC https://padlet.com/longbt/Bookmarks/wish/2078804859 https://padlet.com/longbt/Bookmarks/wish/2078804868 2022-03-05 01:43:07 UTC https://padlet.com/longbt/Bookmarks/wish/2078804868 https://padlet.com/longbt/Bookmarks/wish/2078806642 2022-03-05 01:46:02 UTC https://padlet.com/longbt/Bookmarks/wish/2078806642 https://padlet.com/longbt/Bookmarks/wish/2078808401 2022-03-05 01:48:38 UTC https://padlet.com/longbt/Bookmarks/wish/2078808401 longbt https://padlet.com/longbt/Bookmarks/wish/2078814182 import tkinter as tk
from tkinter import *
from tkinter import messagebox
import math
def onClick():
    try:
        a = int(txtA.get("1.0","end-1c"))
    except:
        messagebox.showerror("Nhap sai","Kiem tra lai so A")
        txtA.delete(1.0,END)
        txtB.delete(1.0,END)
        txtKQ.delete(1.0,END)
        return
    try:
        b = int(txtB.get("1.0","end-1c"))
    except:
        messagebox.showerror("Nhap sai","Kiem tra lai so B")
        txtA.delete(1.0,END)
        txtB.delete(1.0,END)
        txtKQ.delete(1.0,END)
        return    
    kq= a+b
    txtKQ.delete(1.0,END)
    txtKQ.insert(1.0,kq)    
window = tk.Tk()
window.geometry("300x200")
window.title("Ung dung giả lập Máy tính bỏ túi")

labelA = tk.Label(text="Nhap bien A:")
labelA.place(x=5, y=5, width = 80, height = 20)
txtA = tk.Text()
txtA.place(x=90,y=5, width = 100, height = 20)

labelB = tk.Label(text="Nhap bien B:")
labelB.place(x=5, y=35, width = 80, height = 20)
txtB = tk.Text()
txtB.place(x=90,y=35, width = 100, height = 20)

labelKQ = tk.Label(text="Ket Qua:")
labelKQ.place(x=5, y=65, width = 80, height = 20)
txtKQ = tk.Text()
txtKQ.place(x=90,y=65, width = 100, height = 20)

button = tk.Button(text = "A+B", command = onClick)
button.place(x=100,y=100, width =120, height =50)

window.mainloop()]]> 2022-03-05 01:58:50 UTC https://padlet.com/longbt/Bookmarks/wish/2078814182 longbt https://padlet.com/longbt/Bookmarks/wish/2078815283 import math
# math: mở rộng khả năng tính toán của Python bằng Plugin math 
"""
# Giải phương trình bậc 2: ax2 + bx + c = 0
# @param a: hệ số bậc 2
# @param b: hệ số bậc 1
# @param c: số hạng tự do
"""
def giaiPTBac2(a, b, c):
  #def : define Function : hàm do người dùng tự định nghĩa
    # kiểm tra các hệ số
    if (a == 0): # câu lệnh điều kiện (nếu)
        if (b == 0) :
          if(c==0):
            print ("Phương trình vô số nghiệm!");
          else:
            print("Phương trình vô nghiệm")
        else:
            print ("Phương trình có một nghiệm: x = ", + (-c / b));
        return;
 
    # tính delta
    delta = b * b - 4 * a * c;
    # tính nghiệm
    if (delta > 0):
        x1 = (float)((-b + math.sqrt(delta)) / (2 * a));
        x2 = (float)((-b - math.sqrt(delta)) / (2 * a));
        print ("Phương trình có 2 nghiệm là: x1 = ", x1, " và x2 = ", x2);
    elif (delta == 0):
        x1 = (-b / (2 * a));
        print("Phương trình có nghiệm kép: x1 = x2 = ", x1);
    else:
        print("Phương trình vô nghiệm!");
 
# Nhập các hệ số
a = float(input("Nhập hệ số bậc 2, a = "));
b = float(input("Nhập hệ số bậc 1, b = "));
c = float(input("Nhập hằng số tự do, c = "));
# float số thực 
# Gọi hàm giải phương trình bậc vv2
giaiPTBac2(a, b, c)]]> 2022-03-05 02:00:48 UTC https://padlet.com/longbt/Bookmarks/wish/2078815283 https://padlet.com/longbt/Bookmarks/wish/2102650579 2022-03-19 01:31:08 UTC https://padlet.com/longbt/Bookmarks/wish/2102650579 https://padlet.com/longbt/Bookmarks/wish/2102653670 thầy chỉ thêm cách nghịch các mục khác đi thầy ơi]]> 2022-03-19 01:37:12 UTC https://padlet.com/longbt/Bookmarks/wish/2102653670 https://padlet.com/longbt/Bookmarks/wish/2102653882 2022-03-19 01:37:37 UTC https://padlet.com/longbt/Bookmarks/wish/2102653882 https://padlet.com/longbt/Bookmarks/wish/2102654435 2022-03-19 01:38:44 UTC https://padlet.com/longbt/Bookmarks/wish/2102654435 creepn2001 https://padlet.com/longbt/Bookmarks/wish/2102654549 2022-03-19 01:38:58 UTC https://padlet.com/longbt/Bookmarks/wish/2102654549 cauvangvn6 https://padlet.com/longbt/Bookmarks/wish/2102654696 2022-03-19 01:39:14 UTC https://padlet.com/longbt/Bookmarks/wish/2102654696 https://padlet.com/longbt/Bookmarks/wish/2102659487 2022-03-19 01:48:39 UTC https://padlet.com/longbt/Bookmarks/wish/2102659487 https://padlet.com/longbt/Bookmarks/wish/2102661460


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