Create 1062_lelouch1.pas

From https://vijos.org/p/1162/solution

QUSTOJ/1062_lelouch1.pas

@@ -0,0 +1,55 @@
+var
+i,j,n,min,max,x,y:longint;
+s:Array[1..10000000]of shortint;
+function long(x,k:longint):longint;
+begin
+long:=0;
+while x>0 do
+begin
+inc(long);
+x:=x div k;
+end;
+end;
+function power(a,b:longint):longint;
+var
+t:integer;
+begin
+power:=1;
+for t:=1 to b do
+power:=power*a;
+end;
+function num(a,b,l,k:longint):longint;
+var
+i:longint;
+begin
+num:=0;
+for i:=1 to l do
+if odd(i)
+then inc(num, a*trunc(power(k,l-i)) )
+else inc(num, b*trunc(power(k,l-i)) );
+end;
+procedure all(k:longint);
+var
+i,j,l,l1,l2,m:longint;
+begin
+l1:=long(min,k);
+l2:=long(max,k);
+for i:=1 to k-1 do
+for j:=0 to k-1 do
+if i<>j then
+begin
+for l:=l1 to l2 do
+begin
+m:=num(i,j,l,k);
+if (m<=max)and(m>=min) then
+inc(s[m]);
+end;
+end;
+end;
+begin
+readln(x,y,min,max,n);
+fillchar(s,sizeof(s),0);
+for i:=x to y do all(i);
+for i:=min to max do
+if s[i]=n then writeln(i);
+end.