1.
uses crt;
const n=5;
var i,j,ans:integer;
a:array[1..n,1..n] of integer;
begin
randomize;
for i:=1 to n do
begin
for j:=1 to n do
begin
a[i,j]:=random(5,10);
write(a[i,j],' ');
end;
writeln();
end;
for i:=1 to n do
begin
ans:=0;
for j:=1 to n do
begin
if a[i,j]>7 then
ans:=ans+1;
end;
writeln('In ',i,': ',ans);
end;
<span>end.
2.
uses crt;
const n=3;
var i,j,t:integer;
a:array[1..n,1..n] of integer;
begin
writeln('Input array:');
for i:=1 to n do
for j:=1 to n do
read(a[i,j]);
for j:=1 to n do
begin
t:=a[1,j];
a[1,j]:=a[3,j];
a[3,j]:=t;
end;
for i:=1 to n do
begin
for j:=1 to n do
write(a[i,j],' ');
writeln();
end;
<span>end.</span></span>
var max, min, a1, a2, a3:integer;
Begin
Write('Введите три числа') ;read(a1, a2, a3) ;
If (a1>a2) and(a1>a3) then max:=a1;
If (a2>a1) and(a2>a3) then max:=a2;
If (a3>a1) and(a3>a2) then max:=a3;
If (a1<a2) and(a1<a3) then min:=a1;
If (a2<a3) and(a2<a1) then min:=a2;
If (a3<a1) and(a3<a2) then min:=a3;
Write('Среднее арифмитическое максимального и наименьшее равна', (max+min)/2);
End.
XIV ...........................................
Var s:integer;
begin
writeln('Введите площадь квадрта');
readln(s);
writeln('Сторона квадрта = ',sqrt(s));
writeln('Периметр квадрта = ',sqrt(s)*4);
end.