var s: string; i: integer; begin write('s = '); readln(s); for i : = 1 to length(s) do if s[i] < > s[length(s) - i + 1] then begin writeln('no'); readln; exit; end; writeln('yes'); readln; end.
//вторая программа
var s: string; i, counta, counte: integer; begin counta : = 0; counte : = 0; write('s = '); readln(s); for i : = 1 to length(s) do if s[i] = 'a' then inc(counta) else if s[i] = 'e' then inc(counte); if counta > counte then writeln('a > e') else if counta < counte then writeln('a < e') else writeln('a = e'); readln; end.
Поделитесь своими знаниями, ответьте на вопрос:
var a: array[1..1000] of integer; n, i, j: integer; flag: boolean; begin a[1] : = 0; write('n = '); readln(n); for i : = 2 to trunc(sqrt(n)) do if n mod i = 0 then begin a[1] : = i; n : = n div i; break; end; if a[1] = 0 then begin writeln(n); exit; end; i : = 1; while n < > 1 do begin flag : = false; for j : = a[i] to trunc(sqrt(n)) do if n mod j = 0 then begin a[i + 1] : = j; inc(i); n : = n div j; flag : = true; break; end; if (not flag) and (n < > 1) then begin a[i + 1] : = n; inc(i); break; end; end;
//вторая программа
const m = 4; n = 3; var a: array[1..m, 1..n] of integer; i, j, pr: integer; begin randomize; pr : = 1; writeln('исходный массив'); for i : = 1 to m do begin for j : = 1 to n do begin a[i, j] : = random(21) - 10; if a[i, j] > 0 then pr : = pr * a[i, j]; write(a[i, j]: 4, ' '); end; writeln; end; writeln; writeln('преобразованный массив'); for i : = 1 to m do begin for j : = 1 to n do if a[i, j] < 0 then write(pr: 8, ' ') else write(a[i, j]: 8, ' '); writeln; end; readln; end.
for j : = 1 to i do write(a[j], ' '); readln; end.