на языке C++:
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
using namespace std;
int main () {
int result = 1;
int c;
string answer = "";
while (1) {
cout << "Введите число";
cin >> c;
if (c == 999)
if (result == 1)
{cout << "Не введены отрицательные числа"<< endl; return 0;}
else {cout << "результат: " << result << endl; return 0;}
else if (c<0)result *= c;
cout << "продолжить? <YES> | <NO> ";
сin.getline(answer, sizeof(string));
if (strcmp(answer, "YES")==0) continue;
else return 1;
}
}
1)
var
a, b, s : real;
begin
read (a, b);
s := a * b;
write (s:10:4);
end.
2)
var
a, b, c, k : integer;
begin
read (a, b, c);
k := 0;
if a > 0 then inc (k);
if b > 0 then inc (k);
if c > 0 then inc (k);
writeln (k);
end.
3)
var
a : integer;
begin
read (a);
writeln ((a mod 10) * (a mod 100 div 10) * (a div 100 mod 10) * (a div 1000));
end.
4)
var
c, n : integer;
begin
read (n);
c := 0;
repeat
inc (c);
n := n div 10;
until n = 0;
writeln (c);
end.
5)
var
n, sum, i : integer;
begin
read (n);
sum := 0;
for i := 1 to n do
sum := sum + i;
writeln (sum);
end.
6)
var
d, n, k : integer;
begin
read (n, k);
d := 0;
while n >= k do
begin
d := d + 1;
n := n - k;
end;
writeln ('n div k = ', d);
writeln ('n mod k = ', n);
end.
7)
var
n, sum, i, tmp : integer;
begin
read (n);
sum := 0;
for i := 1 to n do
begin
read (tmp);
sum := sum + tmp;
end;
writeln (sum / n);
end.
8)
var
i, n, s : integer;
a : array [1..1000] of integer;
begin
s := 2;
read (n);
for i := 1 to n do
begin
a[i] := s;
s := s + 2 * i + 1;
end;
for i := 1 to n do write (a[i], ' ');
end.
9)
var
n, i, count, tmp : integer;
begin
read (n);
count := 0;
for i := 1 to n do
begin
read (tmp);
if tmp < 0 then inc (count);
end;
writeln (count);
end.
10)
var
n, i, j : integer;
begin
read (n);
for i := 1 to n do
begin
for j := 1 to i do
write ('*');
writeln;
end;
end.
11) //Не понял, как заполняется массив? Тут рандом
var
a : array [1..1000] of integer;
i, n : integer;
begin
read (n);
for i := 1 to n do
a[i] := trunc (random (1000)) - 500;
for i := 1 to n do
if a[i] > 0 then a[i] := a[i] * (-1)
else if a[i] < 0 then a[i] := sqr (a[i]);
for i := 1 to n do
write (a[i], ' ');
end.
12)
var
n, i, count : integer;
begin
read (n);
count := 0;
for i := 1 to n do
if n mod i = 0 then inc (count);
writeln (count);
end.
Program BraTish77;
uses crt;
var
p,temp: integer;
yes:char;
begin
yes:='Y';
writeln('*** alphaues is thinking... ***');
writeln('*** OK ***');
writeln();
p:=1;
temp:=1;
writeln('Вводите числа (для окончания ввода введите 999) ');
while (yes = 'Y') or (yes = 'y') do
begin
p:=1;
temp:=1;
repeat
write('Число:'); readln(temp);
if temp <0 then p:=p*temp;
until temp=999;
writeln('Произведение отрицательных чисел равно ',p);
write('Повторить? (Y/N) '); readln(yes);
end;
writeln('Выход из программы');
end.