Решение задачи For 7

#include <bits/stdc++.h>
using namespace std;

int main() {
	srand((int)time(0));
	int A, B;
	A = rand() % 10;
	B = A + (rand() % 10 + 1);
	cout << "Number A: " << A << endl;
	cout << "Number B: " << B << endl;
	
	long Sum = 0;
	for(int i = A; i <= B; i++) {
		Sum += i;
		cout << i <<" : " << Sum << endl;
	}
	cout << "Sum = " << Sum << endl;
	return 0;
}

import random

A = random.randrange(10)
n = random.randrange(10)+1
B = A + n
print('A = ', A)
print('B = ', B)

S = 0
for i in range(A,B+1,1):
    S += i
    print(i," : ",S)
print("Sum = ",S)
									

program For7;
var
  A,B,Sum,  i:Integer;
begin
  Write('Введите A: ');
  Readln(A);
  Write('Введите B: ');
  Readln(B);
  sum:=0;
  For i:=A  to B do Sum:=Sum+i;
  Writeln(Sum);
end.