// PascalABC.NET 3.2, сборка 1389 от 01.03.2017 // Внимание! Если программа не работает, обновите версию!
begin var F:real->real:=x->2*x*x-6*x+8; var a,b:real; Write('a b= '); Read(a,b); Writeln('Min=',Range(a,b,9).Select(x->F(x)).Min) end.
Пример a b= -2 6 Min=3.50617283950617
2. Решение "по-школьному" ("дедушкин метод")
function F(x:real):real; begin F:=2*x*x-6*x+8 end;
var a,b,y,h,min:real; i:integer; begin Write('a b= '); Read(a,b); h:=(b-a)/9; min:=F(a); for i:= 1 to 9 do begin y:=F(a+i*h); if y<min then min:=y end; Writeln('Min=',min) end.
Var a : array [1..5, 1..5] of integer; i, j : integer; begin randomize; for i := 1 to 5 do begin for j := 1 to 5 do begin a[i, j] := random (1000); write (a[i, j], ' '); end; writeln; end; for i := 1 to 5 do for j := 1 to 5 do if i > j then a[i, j] := 1 else if j > i then a[i, j] := 0; for i := 1 to 5 do begin for j := 1 to 5 do write (a[i, j], ' '); writeln; end; end.
var a : array [1..4, 1..5] of integer; i, j, m, c : integer; begin randomize; m := 1000; for i := 1 to 4 do begin for j := 1 to 5 do begin a[i, j] := random (1000); if a[i, j] < m then m := a[i, j]; write (a[i, j], ' '); end; writeln; end; c := 0; for i := 1 to 4 do for j := 1 to 5 do if a[i, j] = m then c := c + 1; writeln (m, ' ', c); end.
var a : array [1..4, 1..4] of integer; i, j, p : integer; begin randomize; for i := 1 to 4 do begin for j := 1 to 4 do begin a[i, j] := random (10); write (a[i, j], ' '); end; writeln; end; p := 1; for i := 1 to 4 do begin if a[i, i] <> 0 then p := p * a[i, i]; if a[i, 5 - i] <> 0 then p := p * a[i, 5 - i]; end; writeln (p); end.
// PascalABC.NET 3.2, сборка 1389 от 01.03.2017
// Внимание! Если программа не работает, обновите версию!
begin
var F:real->real:=x->2*x*x-6*x+8;
var a,b:real;
Write('a b= '); Read(a,b);
Writeln('Min=',Range(a,b,9).Select(x->F(x)).Min)
end.
Пример
a b= -2 6
Min=3.50617283950617
2. Решение "по-школьному" ("дедушкин метод")
function F(x:real):real;
begin
F:=2*x*x-6*x+8
end;
var
a,b,y,h,min:real;
i:integer;
begin
Write('a b= '); Read(a,b);
h:=(b-a)/9;
min:=F(a);
for i:= 1 to 9 do begin
y:=F(a+i*h);
if y<min then min:=y
end;
Writeln('Min=',min)
end.
Пример
a b= -2 6
Min=3.50617283950617