В8 школе вчера писали по тест за весь 6 класс по похож на соч 20 . можно которые были у кого они есть. 6 класс 3 четверть, 50

#include <stdio.h>

#include <iostream>

#include <locale.h>

#include <ctime>

int main() {

setlocale(LC_ALL, "rus");

system("chcp 1251");

const int SIZE = 256;

int i, j, ch;

char str[SIZE];

std::cout << "Your string, please" << std::endl;

for (i = 0; i < SIZE - 1 && (ch = getchar()) != -1 && ch != '\n'; i++) {

 str[i] = ch;

}

std::cout << "Изначальная строка:\n" << str << "\n\n" << std::endl;

for (i = 0; i < SIZE - 1; i++) {

 if (str[i] == '.') {

  if (str[i + 1] == '.' && str[i + 2] == '.') {

   i += 2;

   continue;

  }

  else {

   for (j = SIZE - 3; j > i; j--) {

    str[j + 2] = str[j];

   }

   str[i + 1] = '.';

   str[i + 2] = '.';

   i += 2;

  }

 }

}

std::cout << "Измененная строка:\n" << str << "\n\n" << std::endl;

return 0;

}

from tkinter import *

from tkinter import messagebox

from tkinter import ttk

import math

import sys

root = Tk()

root.title("Конвертер валют: перевод рублей в $ и евро")

bttn_list = [

"7", "8", "9","C", "=","Exit", "+",

"4", "5", "6","-","*", "/", ".",

"1", "2", "3",

"(", ")","EUR","USD" ]

r = 1

c = 0

for i in bttn_list:

rel = ""

cmd=lambda x=i: calc(x)

ttk.Button(root, text=i, command = cmd, width = 9).grid(row=r, column = c)

c += 1

if c > 6:

c = 0

r += 1

calc_entry = Entry(root, width = 33)

calc_entry.grid(row=0, column=0, columnspan=5)

#логика калькулятора

def calc(key):

global memory

if key == "=":

#исключение написания слов

str1 = "-+0123456789.*/)("

if calc_entry.get()[0] not in str1:

calc_entry.insert(END, "First symbol is not number!")

messagebox.showerror("Error!", "You did not enter the number!")

#исчисления

try:

result = eval(calc_entry.get())

calc_entry.insert(END, "=" + str(result))

except:

calc_entry.insert(END, "Error!")

messagebox.showerror("Error!", "Check the correctness of data")

#очищение поля ввода

elif key == "C":

calc_entry.delete(0, END)

elif key == "±":

if "=" in calc_entry.get():

calc_entry.delete(0, END)

try:

if calc_entry.get()[0] == "-":

calc_entry.delete(0)

else:

calc_entry.insert(0, "-")

except IndexError:

pass

elif key == "EUR":

calc_entry.insert(END, "=" + str(77.04*(int(calc_entry.insert(

elif key == "USD":

calc_entry.insert(END, "=" + str(65.84*(int(calc_entry.insert(

pass

elif key == "Exit":

root.after(1,root.destroy)

sys.exit

elif key == "(":

calc_entry.insert(END, "(")

elif key == ")":

calc_entry.insert(END, ")")

else:

if "=" in calc_entry.get():

calc_entry.delete(0, END)

calc_entry.insert(END, key)

root.mainloop()

Объяснение:

как-то так