var i,j,k,m: integer; s: string; begin k:=0; for i:=1 to 1000000 do begin s:=IntToStr(i); m:=0; for j:=1 to (length(s) div 2) do if s[j]<>s[length(s)-j+1] then m:=1; if m=0 then begin inc(k); continue; end; m:=pos('0',s); if m>0 then begin inc(k); continue; end; m:=1; for j:=2 to round(sqrt(i)) do if i mod j = 0 then begin m:=0; break; end; if m=1 then inc(k); end; k:=1000000-k; writeln('осталось чисел: ',k); end.
i,j,s:integer;
begin
for i:=1 to 4 do
for j:=1 to 4 do
readln(a[i,j]);
for i:=1 to 4 do begin
writeln();
for j:=1 to 4 do begin
write(a[i,j],' ');
if (i+j>5) then s:=s+a[i,j];
end;
end;
writeln();
write(s);
end.
2)var a:array[1..4,1..4] of integer;
i,j,s:integer;
begin
for i:=1 to 4 do
for j:=1 to 4 do
readln(a[i,j]);
for i:=1 to 4 do begin
writeln();
for j:=1 to 4 do begin
write(a[i,j],' ');
if (i>J) then s:=s+a[i,j];
end;
end;
writeln();
write(s);
end.