import java.util.Scanner;
class Main {
public static void main(String[] args)
{
Scanner input = new Scanner (System.in);
System.out.println ("Let's play the lottery!");
System.out.println ("Enter an integer from 0 to 100");
boolean won = false;
int x = 0;
x = input.nextInt ();
if (x > 100)
{
System.out.println ("You entered a number outside the specified limits!");
System.out.println ("Enter a new number");
x = input.nextInt ();
}
if (x < 0)
{
System.out.println ("You entered a number outside the specified limits!");
System.out.println ("Enter a new number");
x = input.nextInt ();
}
if (x == 10)
{
System.out.println ("You are lucky. You won 100$");
won = true;
}
if (x == 50)
{
System.out.println ("Luck is always with you. You won 10$");
won = true;
}
if (x == 99)
{
System.out.println ("Good job. You won 50$");
won = true;
}
if (x == 1)
{
System.out.println ("The winning is 20$");
won = true;
}
if (!won)
{
System.out.println("You are not lucky. Try next time");
}
System.out.println ("End!");
}
}
Объяснение:
1.
program simple;
var a,b:integer;
begin
writeln('daite a, b); readln(a,b);
writeln('x = ', b/a); readln;
end;
2.
program day;
var h,hours,minutes:longint;
begin
writeln('daite secundi'); readln(h);
hour:= h div 3600; minutes:=h mod 36000;
if (minutes > 60) or (minutes=60) then
begin
hour:=hour+1;
minutes:=minutes-60;
end;
writeln('It is 'hours' hours 'minutes' minutes');
readln;
end;
3.
program summaChisla;
var s:string; i,sum: longint; c,cod:integer;
begin
writeln('daite nomer); readln(s);
for i:=1 to length(s) do
begin
val(s[i],c,cod); sum:=sum+c;
end;
writeln('summa :',sum); readln;
end;
Из формулы включений-исключений:
крейсер | линкор = крейсер + линкор - крейсер & линкор
Значит крейсер & линкор = крейсер + линкор - крейсер | линкор = 4800 + 4500 - 7000 = 2300
ответ: 2300 тыс. страниц