import datetime
m = 12
d = 12
year = 2020
y2021 = datetime.date(year=2021, month=m, day=d)
for i in range(20):
year += 1
y = datetime.date(year=year, month=m, day=d)
da = datetime.datetime.isoweekday(y)
print(da)
if 7 == da :
print("Sunday")
print(y)
elif 6== da :
print("Saturday")
print(y)
elif 5== da :
print("friaday")
print(y)
elif 4== da:
print("Tuesday")
print(y)
elif 3== da:
print("Wensday")
print(y)
elif 2 == da:
print("Вторник")
print(y)
elif 1 == da:
print("Monday")
print(y)
Объяснение:
===== PascalABC.NET =====
1)
begin
var a := ArrRandom(10, -80, 79);
a.Println;
var (j, k) := (-1, 0);
for var i := 0 to a.High do
if a[i].IsEven then
begin
k += 1;
if k = 5 then
begin
j := i;
break
end
end;
if j = -1 then
Println('Нет достаточного числа четных элементов')
else
begin
a[j] := Sqr(a[j]);
a.Println
end
end.
2)
begin
var a := ArrRandom(10, -80, 79);
a.Println;
var imax := a.IndexMax;
a[imax] -= 100;
Swap(a[imax], a[a.High]);
a.Println
end.
