//PascalABC.NET 3.2 сборка 1318
var
l, r, counter, i: integer;
function DifNum(a: integer): integer;
var se: set of integer;
i: integer;
begin
while a > 0 do
begin
if a mod 10 in se then
begin
DifNum := 0;
exit;
end
else include(se, a mod 10);
a := a div 10;
end;
DifNum := 1;
end;
begin
read(l, r);
for i := l to r do
counter += DifNum(i);
writeln(counter);
end.
//Альтернативное решение на Паскале
Var
l,r:integer;
begin
read(l,r);
writeln(range(l,r).where(x -> x.tostring.toarray.distinct.count=length(x.tostring)).Count);
end.
//Dev-C++ 5.11 (C)
#include
#include
int DifNum(int);
int main(void)
{int l,r,counter=0;
scanf("%d %d",&l,&r);
for(int i=l;i<=r;i++)<br> counter+=DifNum(i);
printf("%d",counter);
return 0;}
int DifNum(int a)
{int k=1,*nums;
nums=(int*)malloc(k*sizeof(int));
nums[0]=-1;
while(a>0)
{for(int i=0;i if(a%10==nums[i])
return 0;
k++;
nums=(int*)malloc(k*sizeof(int));
nums[k-1]=a%10;
a/=10;}
free(nums);
return 1;}
Пример ввода:
1 12
Пример вывода:
11