Var f: file of integer; i, n, x, t, k, max: integer; s: integer;
begin randomize; write('n='); readln(n);
assign(f, 'numbers.dat'); rewrite(f);
max := -1; for i := 1 to n do begin x := random(4800) + 20; write(f, x); write(x, ' '); if x > max then max := x; end; writeln;
seek(f, 0); k := 0; while not eof(f) do begin read(f, x); t := x; s := 0; while t > 0 do begin s := s + sqr(t mod 10); t := t div 10; end; if x mod s = 0 then k := k + 1; if x > max - 50 then write(x, ' '); end; writeln;
f: file of integer;
i, n, x, t, k, max: integer;
s: integer;
begin
randomize;
write('n=');
readln(n);
assign(f, 'numbers.dat');
rewrite(f);
max := -1;
for i := 1 to n do
begin
x := random(4800) + 20;
write(f, x);
write(x, ' ');
if x > max then max := x;
end;
writeln;
seek(f, 0);
k := 0;
while not eof(f) do
begin
read(f, x);
t := x;
s := 0;
while t > 0 do
begin
s := s + sqr(t mod 10);
t := t div 10;
end;
if x mod s = 0 then k := k + 1;
if x > max - 50 then write(x, ' ');
end;
writeln;
writeln(k);
end.
#include <iostream>
using namespace std;
int main() {
setlocale(LC_ALL, "");
int N = 10;
int max = -9999999;
int sum = 0;
int choise = 0;
int arr[N] = {0};
cout << "Введите 10 значений: ";
for(int i = 0; i<N; ++i) {
cin >> arr[i];
}
cout << "Введите действие (1 - +, 2 - макс. значение, 3 - колво отр. значений)";
cin >> choise;
if(choise==1) {
for(int i = 0; i<N; ++i) {
sum+=arr[i];
}
cout << endl << "Сумма: " << sum;
}
if(choise==2) {
for(int i = 0; i<N; ++i) {
if(arr[i]>max) {
max = arr[i];
}
}
cout << endl << "Макс. знач: " << max;
}
if(choise==3) {
for(int i = 0; i<N; ++i) {
if(arr[i]<0) {
++sum;
}
}
cout << "Колво отр. знач: " << sum;
}
if(choise!=1&&choise!=2&&choise!=3) {
cout << "Введите корректное значение.";
}
return 0;
}