Const n=5; var a:array[1..n,1..n] of integer; b:array[1..n] of integer; i,j,max,min,s:integer; begin Randomize; writeln('Исходный массив:'); for i:=1 to n do begin for j:=1 to n do begin a[i,j]:=random(21); write(a[i,j]:4); end; writeln; end; max:=a[1,n]; for i:=2 to n do if a[i,n-i+1]>max then max:=a[i,n-i+1]; writeln('1. max = ',max); for i:=1 to n do begin min:=a[i,1]; for j:=2 to n do if a[i,j]<min then min:=a[i,j]; b[i]:=min; end; s:=0; writeln('2. Массив B'); for i:=1 to n do begin write(b[i]:4); s:=s+b[i]; end; writeln; writeln('3. среднее = ',s/n); for i:=1 to n do if b[i]>s/n then write(b[i]:4); writeln; end.
1) var a, b: array [1..10] of integer; i, sum: integer; begin sum := 0; for i := 1 to 10 do b[i] := 0; for i := 1 to 10 do begin read(a[i]); if a[i] < 0 then begin sum := sum + 1; b[i] := i; end; end; writeln('Amount of negative numbers: ', sum); for i := 1 to 10 do if b[i] <> 0 then write(b[i], ' '); end.
2) var a: array [1..10] of integer; i: integer; flag: boolean; begin flag := false; randomize; for i := 1 to 10 do begin a[i] := random(10); if a[i] = 5 then flag := true; end; for i := 1 to 10 do write(a[i], ' '); if flag then writeln('YES') else writeln('NO'); end.
3) var a: array [1..10] of integer; i, ind, odd: integer; begin randomize; ind := 0; for i := 1 to 10 do begin a[i] := random(10); if a[i] mod 2 <> 0 then begin ind := i; odd := a[i]; end; end; for i := 1 to 10 do write(a[i], ' '); if ind <> 0 then writeln(a[ind], ' ', ind) else writeln('Array has no odd elements'); end.
4) var a: array [1..10] of integer; i: integer; begin writeln; randomize; for i := 1 to 10 do begin a[i] := random(20); write(a[i], ' '); end; writeln; for i := 1 to 10 do if (a[i] < 15) and(a[i] > 5) then write(a[i], ' '); end.
Первое - двоичная система
Второе - восьмеричная система
Третье - Шестнадцатиричная система
10 - 1010, 128, А
1024 - 10000000000, 2000, 400
5 - 101, 5, 5