в паскале напишите программу плиз
Program A;uses crt;
var s: string; k,j,f: integer; ch: char; begin read(S); f:=0; for k:=1 to length(s) do for j:=1 to length(s) do if ((s[k]=s[j]) and (k<>j)) then begin f:=1; ch:=s[k]; end; if f=1 then Writeln('YES - ',ch) else write('NO'); readln; End.
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Answers & Comments
Program A;
uses crt;
var
s: string;
k,j,f: integer;
ch: char;
begin
read(S);
f:=0;
for k:=1 to length(s) do
for j:=1 to length(s) do
if ((s[k]=s[j]) and (k<>j)) then begin f:=1; ch:=s[k]; end;
if f=1 then Writeln('YES - ',ch) else write('NO');
readln;
End.