Відповідь:
#include <iostream>
#include <cstdlib>
#include <time.h>
using namespace std;
void randarr(int *A,const int size){
for(int i = 0; i < size; i++){
A[i] = rand() % 201 - 100;
}
}
void printarr(int *A,const int size){
for(int i = 0; i < size; i++){
cout << A[i] << " ";
}
}
float expression(int *A,int size){
float sum = 0;
int counter = 0;
for(int i = 0; i < size; i++){
if(A[i] > 0){
sum += A[i];
counter++;
}
}
sum /= counter;
return sum;
}
const int size = 10;
int main(){
srand(time(NULL));
setlocale(LC_ALL , "Ukrainian");
int A[size];
randarr(A,size);
printarr(A,size);
cout << "\nСереднє арифметичне додатнiх чисел = " << expression(A,size) << endl;
return 0;
}
uses graphabc;
begin
setwindowsize (600,555);
SetPenWidth(2);
rectangle (200,200,400,499);
FloodFill(300,300,clBurlyWood);
rectangle (225,225,275,275);
FloodFill(250,250,clLightCyan);
line (225,250,275,250);
line (250,250,250,275);
rectangle (325,225,375,275);
FloodFill(350,250,clLightCyan);
line (325,250,375,250);
line (350,250,350,275);
rectangle (225,400,275,450);
FloodFill(250,425,clLightCyan);
line (225,425,275,425);
line (250,425,250,450);
rectangle (325,425,375,500);
FloodFill(350,490,clMaroon);
pie (350,425,25,0,180);
FloodFill(350,420,clMaroon);
line (200,200,300,100);
line (300,100,400,200);
FloodFill(300,110,clChocolate);
circle (300,160,20);
FloodFill(300,160,clLightCyan);
line (375,175,375,100);
line (375,100,355,100);
line (355,100,355,155);
FloodFill(370,110,clLightGray);
circle (550,50,30);
FloodFill(525,50,clYellow);
line (535,25,510,0);
line (525,35,470,15);
line (520,50,475,50);
line (525,65,485,90);
line (537,78,505,110);
line (550,80,535,120);
line (565,75,565,120);
line (575,65,595,90);
pie (500,413,30,0,180);
FloodFill(500,400,clRed);
rectangle (495,413,505,500);
FloodFill(500,495,clChocolate);
end.