#include <iostream>
using namespace std;
int main() {
string a,b;
int m,k=0;
cout<<"a = "; cin>>a;
cout<<"b = "; cin>>b;
int ind=b.length();
if (a.length()==b.length())
while ((a[k]==b[k]) && (k<b.length()-1)) k++;
for (int i=k; i<b.length()-1; i++) {
if (b[i]==48) break;
m=b[i+1]-48;
if (i<b.length()-2) m--;
if ((b[i]-48)*m < max((b[i]-49),1)*9) {
if ((b[i]-49==0) && (i>0)) continue;
ind=i+1; b[i]--; break;
}
}
for (int i=ind; i<b.length(); i++) b[i]='9';
if (b[0]=='0') b.erase(0,1);
cout<<b<<endl;
system("pause");
return 0;
}
Program fantscrin;
const n = 10;
Var a: array [1..n] of integer;
i,j,k:integer; s:real;
Begin
for i:=1 to n do
a[i]:=random(20)-10;
for i:=1 to n do
write(a[i], ' ');
for i:=1 to n do
for j:=1 to n-1 do
if (a[j]<a[j+1]) then
begin
k:=a[j];
a[j]:=a[j+1];
a[j+1]:=k;
end;
writeln('');
for i:=1 to n do
write(a[i], ' ');
s:=0;
for i:=1 to n do
if ((a[i] < 0)and(i mod 2=0)) then s:=s+1;
writeln('');
writeln(s);
End.